| 4455145 | 
                                317010003 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    FSK | 
                                                                    433MHz | 
                                                                    256Kbps | 
                                                                    20dBm | 
                                                                    -121dBm | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    18.5mA | 
                                                                    85mA | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4455448 | 
                                109990165 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    LoRa™ | 
                                                                    FSK, GFSK, GMSK, MSK, OOK | 
                                                                    433MHz | 
                                                                    300kbps | 
                                                                    14dBm | 
                                                                    -148dBm | 
                                                                    SPI | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    1.8 V ~ 3.7 V | 
                                                                    12.1mA | 
                                                                    120mA | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 70°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4455449 | 
                                109990166 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    LoRa™ | 
                                                                    FSK, GFSK, GMSK, MSK, OOK | 
                                                                    868MHz | 
                                                                    300kbps | 
                                                                    20dBm | 
                                                                    -148dBm | 
                                                                    SPI | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    1.8 V ~ 3.7 V | 
                                                                    12.1mA | 
                                                                    120mA | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 70°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4455454 | 
                                317030001 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    0dBm | 
                                                                    - | 
                                                                    UART | 
                                                                    Integrated, Trace | 
                                                                    CC2541 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    8.5mA | 
                                                                    15mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 65°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4455650 | 
                                102990965 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    54Mbps | 
                                                                    16dBm | 
                                                                    -90dBm | 
                                                                    UART | 
                                                                    Integrated, Trace | 
                                                                    ESP8285 | 
                                                                    1MB Flash | 
                                                                    3 V ~ 3.6 V | 
                                                                    300mA | 
                                                                    300mA | 
                                                                    Card Edge | 
                                                                    -20°C ~ 85°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4455651 | 
                                113990294 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz ~ 2.5GHz | 
                                                                    150Mbps | 
                                                                    - | 
                                                                    - | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    - | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    26-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4456205 | 
                                101990071 | 
                                Seeed Technology Ltd. | 
                                * | 
                                                                    Tube | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    30-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4456206 | 
                                113990417 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    16-QAM, 64-QAM, BPSK, CCK, DSSS, DBPSK, DQPSK, OFDM, QPSK | 
                                                                    2.4GHz ~ 2.471GHz | 
                                                                    72Mbps | 
                                                                    16dBm | 
                                                                    -87dBm | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    1MB Flash, 256kB SRAM | 
                                                                    2.3 V ~ 3.6 V | 
                                                                    78mA | 
                                                                    92mA | 
                                                                    Surface Mount | 
                                                                    -30°C ~ 85°C | 
                                                                    - | 
                                                                 | 
                            
                                                    
                                | 4456207 | 
                                113990418 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    150Mbps | 
                                                                    - | 
                                                                    - | 
                                                                    I²C, SPI, UART | 
                                                                    Not Included, I-PEX | 
                                                                    - | 
                                                                    - | 
                                                                    3 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    - | 
                                                                 | 
                            
                                                    
                                | 4456208 | 
                                317030013 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    4dBm | 
                                                                    -93dBm | 
                                                                    I²C, SPI, UART | 
                                                                    Not Included | 
                                                                    nRF51822 | 
                                                                    256kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    13mA | 
                                                                    10.5mA | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    40-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4456209 | 
                                317030015 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    4dBm | 
                                                                    -93dBm | 
                                                                    I²C, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    nRF51822 | 
                                                                    256kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    13mA | 
                                                                    10.5mA | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    40-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4456210 | 
                                113990414 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    Bluetooth, WiFi | 
                                                                    802.11b/g/n, Bluetooth v4.1 | 
                                                                    4DQPSK, 8DPSK, GFSK | 
                                                                    2.4GHz | 
                                                                    3Mbps | 
                                                                    - | 
                                                                    - | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    1MB Flash, 256kB SRAM | 
                                                                    2.6 V ~ 3.6 V | 
                                                                    11.5mA | 
                                                                    12.4mA | 
                                                                    Surface Mount | 
                                                                    -30°C ~ 70°C | 
                                                                    - | 
                                                                 | 
                            
                                                    
                                | 4456211 | 
                                113990415 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    Bluetooth, WiFi | 
                                                                    802.11b/g/n, Bluetooth v4.1 | 
                                                                    DPSK, DQPSK, FHSS, GFSK | 
                                                                    2.4GHz ~ 2.48GHz | 
                                                                    72.2Mbps | 
                                                                    - | 
                                                                    - | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    1MB Flash, 256kB SRAM | 
                                                                    2.6 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -30°C ~ 70°C | 
                                                                    - | 
                                                                 | 
                            
                                                    
                                | 4456212 | 
                                317030016 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    4dBm | 
                                                                    -96dBm | 
                                                                    I²C, SPI, UART | 
                                                                    - | 
                                                                    nRF51822 | 
                                                                    128kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    13mA | 
                                                                    10mA | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4456213 | 
                                113050012 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    4dBm | 
                                                                    - | 
                                                                    - | 
                                                                    Integrated, Trace | 
                                                                    nRF51822 | 
                                                                    256kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    23-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4456214 | 
                                317010010 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    FSK | 
                                                                    433MHz, 868MHz, 915MHz | 
                                                                    9.6kbps | 
                                                                    20dBm | 
                                                                    -116dBm | 
                                                                    UART | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    3.4  ~ 5.5 V | 
                                                                    30mA | 
                                                                    100mA | 
                                                                    Through Hole | 
                                                                    -30°C ~ 85°C | 
                                                                    7-SIP Module | 
                                                                 | 
                            
                                                    
                                | 4456215 | 
                                113050002 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    - | 
                                                                    868MHz, 915MHz | 
                                                                    76.8kbps | 
                                                                    - | 
                                                                    -95dBm | 
                                                                    - | 
                                                                    Integrated, Wire Antenna | 
                                                                    CC1101 | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4456216 | 
                                114990002 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    802.15.4 | 
                                                                    Zigbee® | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    115.2kbps | 
                                                                    - | 
                                                                    -95dBm | 
                                                                    I²C, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    256kB Flash, 4kB EEPROM, 32kB RAM | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4456217 | 
                                317030018 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    20dBm | 
                                                                    -96dBm | 
                                                                    I²C, SPI, UART | 
                                                                    - | 
                                                                    nRF51822 | 
                                                                    128kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    35mA | 
                                                                    85mA | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4456218 | 
                                113050014 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v2.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    3Mbps | 
                                                                    4dBm | 
                                                                    -80dBm | 
                                                                    UART | 
                                                                    Integrated, Trace | 
                                                                    BlueCore4 | 
                                                                    - | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4456221 | 
                                114990112 | 
                                Seeed Technology Ltd. | 
                                Crazyradio PA | 
                                                                    Bulk | 
                                                                    General ISM > 1GHZ | 
                                                                    - | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    20dBm | 
                                                                    - | 
                                                                    SPI, UART | 
                                                                    - | 
                                                                    nRF24LU1 | 
                                                                    32kB Flash, 2kB SRAM | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Connector Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4456222 | 
                                113050000 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    12dBm | 
                                                                    - | 
                                                                    UART | 
                                                                    Integrated, Chip | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4456514 | 
                                113990234 | 
                                Seeed Technology Ltd. | 
                                Wio | 
                                                                    Tape & Reel (TR) | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz ~ 2.5GHz | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    PCB Trace | 
                                                                    ESP8266 | 
                                                                    4MB Flash | 
                                                                    3 V ~ 3.6 V | 
                                                                    80mA | 
                                                                    80mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 125°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4456645 | 
                                113990416 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    16QAM, 64QAM, BPSK, CCK, DSSS, OFDM, QPSK | 
                                                                    2.4GHz ~ 2.48GHz | 
                                                                    72Mbps | 
                                                                    13.5dBm | 
                                                                    -96dBm | 
                                                                    I²C, SPI, UART | 
                                                                    Integrated, Trace + U.FL | 
                                                                    - | 
                                                                    1MB Flash, 256kB SRAM | 
                                                                    2.3 V ~ 3.6 V | 
                                                                    28mA | 
                                                                    28mA | 
                                                                    Surface Mount | 
                                                                    -30°C ~ 85°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4456651 | 
                                113990039 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    433MHz | 
                                                                    - | 
                                                                    0dBm | 
                                                                    -117dBm | 
                                                                    UART | 
                                                                    Integrated, Helical | 
                                                                    - | 
                                                                    - | 
                                                                    3.2 V ~ 5.5 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4456681 | 
                                113050013 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    6dBm | 
                                                                    - | 
                                                                    UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    - | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4457863 | 
                                317030213 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.2 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    4dBm | 
                                                                    - | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    Integrated, Chip | 
                                                                    nRF52832 | 
                                                                    512kB Flash, 64kB RAM | 
                                                                    1.7 V ~ 3.6 V | 
                                                                    13mA | 
                                                                    11.6mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    41-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4457947 | 
                                317060016 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz ~ 2.48GHz | 
                                                                    72.2Mbps | 
                                                                    15dBm | 
                                                                    -98dBm | 
                                                                    SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    ESP8266 | 
                                                                    1MB Flash | 
                                                                    3.3V | 
                                                                    62mA | 
                                                                    215mA | 
                                                                    Through Hole | 
                                                                    -20°C ~ 100°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458110 | 
                                109990050 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    802.15.4 | 
                                                                    Zigbee® | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    250kbps | 
                                                                    20dBm | 
                                                                    -97dBm | 
                                                                    - | 
                                                                    Integrated, Whip | 
                                                                    CC2530 | 
                                                                    - | 
                                                                    - | 
                                                                    40mA | 
                                                                    120mA | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458111 | 
                                113990073 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    CCK, DSSS | 
                                                                    2.4GHz | 
                                                                    72Mbps | 
                                                                    16dBm | 
                                                                    -93dBm | 
                                                                    SPI, UART | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    3.3V | 
                                                                    100mA | 
                                                                    309mA | 
                                                                    Through Hole | 
                                                                    -30°C ~ 85°C | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458112 | 
                                113990074 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    802.15.4 | 
                                                                    Zigbee® | 
                                                                    DSSS | 
                                                                    2.4GHz | 
                                                                    1Mbps | 
                                                                    8dBm | 
                                                                    -102dBm | 
                                                                    SPI, UART | 
                                                                    Integrated, Trace + U.FL | 
                                                                    - | 
                                                                    - | 
                                                                    2.1 V ~ 3.6 V | 
                                                                    28mA | 
                                                                    33mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    36-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458113 | 
                                113990075 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    802.15.4 | 
                                                                    - | 
                                                                    DSSS | 
                                                                    2.4GHz | 
                                                                    250kbps | 
                                                                    18dBm | 
                                                                    -100dBm | 
                                                                    UART | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    3.3V | 
                                                                    55mA | 
                                                                    215mA | 
                                                                    Through Hole | 
                                                                    -40°C ~ 85°C | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458114 | 
                                113990076 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    FHSS | 
                                                                    - | 
                                                                    200kbps | 
                                                                    24dBm | 
                                                                    -110dBm | 
                                                                    SPI, UART | 
                                                                    Integrated, Wire Antenna | 
                                                                    ADF7023 | 
                                                                    - | 
                                                                    2.1 V ~ 3.6 V | 
                                                                    29mA | 
                                                                    215mA | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458115 | 
                                113990084 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    19.5dBm | 
                                                                    - | 
                                                                    SPI, UART | 
                                                                    - | 
                                                                    ESP8266 | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    14-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458116 | 
                                113990085 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    19.5dBm | 
                                                                    - | 
                                                                    SPI, UART | 
                                                                    - | 
                                                                    ESP8266 | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    14-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458117 | 
                                113990089 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458118 | 
                                113990106 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth/ANT | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    4dBm | 
                                                                    -90dBm | 
                                                                    I²C, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    nRF51422 | 
                                                                    256kB Flash, 16kB RAM | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    36-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458119 | 
                                114990085 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    19.5dBm | 
                                                                    -98dBm | 
                                                                    SPI, UART | 
                                                                    - | 
                                                                    ESP8266 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    215mA | 
                                                                    215mA | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    8-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458120 | 
                                114990086 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    SPI, UART | 
                                                                    - | 
                                                                    MT7681 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    151mA | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -10°C ~ 70°C | 
                                                                    16-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458121 | 
                                317010009 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    LoRa™ | 
                                                                    GFSK | 
                                                                    - | 
                                                                    - | 
                                                                    20dBm | 
                                                                    -148dBm | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    3.5 V ~ 5.5 V | 
                                                                    16mA | 
                                                                    100mA | 
                                                                    Through Hole | 
                                                                    -40°C ~ 80°C | 
                                                                    7-SIP Module | 
                                                                 | 
                            
                                                    
                                | 4458122 | 
                                317030014 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    4dBm | 
                                                                    -93dBm | 
                                                                    I²C, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    nRF51822 | 
                                                                    256kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    13mA | 
                                                                    10.5mA | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    40-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458123 | 
                                317030017 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v4.0 | 
                                                                    - | 
                                                                    2.4GHz ~ 2.48GHz | 
                                                                    250kbps | 
                                                                    4dBm | 
                                                                    -96dBm | 
                                                                    I²C, SPI, UART | 
                                                                    - | 
                                                                    nRF51822 | 
                                                                    128kB Flash, 16kB RAM | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    13mA | 
                                                                    10mA | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458124 | 
                                317060006 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    16-QAM, 64-QAM, BPSK, CCK, OFDM, QPSK | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    18dBm | 
                                                                    -90dBm | 
                                                                    UART, USB | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    16MB Flash, 64MB RAM | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Connector Mount | 
                                                                    - | 
                                                                    50-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458125 | 
                                317060009 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    UART | 
                                                                    Integrated, Chip + IPEX | 
                                                                    MT7681 | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -10°C ~ 70°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458126 | 
                                317060011 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    54Mbps | 
                                                                    16dBm | 
                                                                    -93dBm | 
                                                                    UART | 
                                                                    Integrated, Trace | 
                                                                    ESP8266 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    12mA | 
                                                                    70mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 125°C | 
                                                                    20-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458127 | 
                                317990015 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    802.15.4 | 
                                                                    Zigbee® | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    250kbps | 
                                                                    20dBm | 
                                                                    -104dBm | 
                                                                    SPI, UART, USB | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    2 V ~ 3.6 V | 
                                                                    27mA | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    -40°C ~ 80°C | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458128 | 
                                317990024 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Whip, Tilt | 
                                                                    nRF24L01 | 
                                                                    - | 
                                                                    3 V ~ 3.6 V | 
                                                                    115mA | 
                                                                    115mA | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458129 | 
                                317990025 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    2.4GHz ~ 2.5GHz | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    nRF24L01 | 
                                                                    - | 
                                                                    3 V ~ 3.6 V | 
                                                                    115mA | 
                                                                    115mA | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458130 | 
                                113990021 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM > 1GHZ | 
                                                                    - | 
                                                                    GFSK | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    0dBm | 
                                                                    -85dBm | 
                                                                    SPI | 
                                                                    Integrated, Trace | 
                                                                    nRF24L01 | 
                                                                    - | 
                                                                    1.9 V ~ 3.6 V | 
                                                                    12.3mA | 
                                                                    11.3mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    8-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458131 | 
                                113990040 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    434MHz | 
                                                                    - | 
                                                                    0dBm | 
                                                                    -112dBm | 
                                                                    UART | 
                                                                    Integrated, Helical | 
                                                                    - | 
                                                                    - | 
                                                                    3.3 V ~ 5 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458132 | 
                                317030002 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Tray | 
                                                                    Bluetooth | 
                                                                    Bluetooth v2.0 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    2.1Mbps | 
                                                                    4dBm | 
                                                                    -84dBm | 
                                                                    UART, USB | 
                                                                    Integrated, Trace | 
                                                                    BlueCore4 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -25°C ~ 75°C | 
                                                                    34-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458133 | 
                                109990022 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    FSK, GFSK, OOK | 
                                                                    433MHz | 
                                                                    256Kbps | 
                                                                    20dBm | 
                                                                    -121dBm | 
                                                                    SPI | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    18.5mA | 
                                                                    85mA | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458134 | 
                                109990021 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    FSK, GFSK, OOK | 
                                                                    433MHz | 
                                                                    256Kbps | 
                                                                    20dBm | 
                                                                    -121dBm | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    1.8 V ~ 3.6 V | 
                                                                    18.5mA | 
                                                                    85mA | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    14-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458135 | 
                                113990053 | 
                                Seeed Technology Ltd. | 
                                * | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458136 | 
                                113990054 | 
                                Seeed Technology Ltd. | 
                                * | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458137 | 
                                113990056 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM < 1GHz | 
                                                                    - | 
                                                                    - | 
                                                                    868MHz, 915MHz | 
                                                                    500kbps | 
                                                                    10dBm | 
                                                                    - | 
                                                                    UART | 
                                                                    Integrated, Wire Antenna | 
                                                                    CC1110 | 
                                                                    - | 
                                                                    - | 
                                                                    24mA | 
                                                                    36mA | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458138 | 
                                113990011 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    General ISM > 1GHZ | 
                                                                    - | 
                                                                    GFSK | 
                                                                    2.4GHz | 
                                                                    2Mbps | 
                                                                    0dBm | 
                                                                    -85dBm | 
                                                                    SPI | 
                                                                    Integrated, Trace | 
                                                                    nRF24L01 | 
                                                                    - | 
                                                                    1.9 V ~ 3.6 V | 
                                                                    12.3mA | 
                                                                    11.3mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    8-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458139 | 
                                113050004 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth | 
                                                                    Bluetooth v2.0 + EDR | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    3Mbps | 
                                                                    4dBm | 
                                                                    -80dBm | 
                                                                    - | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    - | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Through Hole | 
                                                                    - | 
                                                                    20-DIP Module | 
                                                                 | 
                            
                                                    
                                | 4458140 | 
                                113990103 | 
                                Seeed Technology Ltd. | 
                                * | 
                                                                    Bulk | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Connector Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458141 | 
                                317030022 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth, Cellular | 
                                                                    Bluetooth v4.0, GPRS, GSM | 
                                                                    - | 
                                                                    850MHz, 900MHz, 1.8GHz, 1.9GHz, 2.4GHz | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    I²C, I²S, SPI, UART, USB | 
                                                                    - | 
                                                                    MT2502A | 
                                                                    16MB Flash, 4MB RAM | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 70°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458142 | 
                                317050008 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Navigation | 
                                                                    - | 
                                                                    - | 
                                                                    1.575GHz | 
                                                                    - | 
                                                                    - | 
                                                                    -165dBm | 
                                                                    UART | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    3.6V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 70°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458143 | 
                                317060010 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    16-QAM, 64-QAM, BPSK, CCK, DSSS, DBPSK, DQPSK, OFDM, QPSK | 
                                                                    2.4GHz | 
                                                                    54Mbps | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    3.6V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 70°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458144 | 
                                113990108 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    16.5dBm | 
                                                                    -87dBm | 
                                                                    SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    - | 
                                                                    3 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458145 | 
                                113990110 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    - | 
                                                                    16.5dBm | 
                                                                    -87dBm | 
                                                                    - | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    2.5MB Flash, 128kB RAM | 
                                                                    3 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    41-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458146 | 
                                317060015 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    54Mbps | 
                                                                    16dBm | 
                                                                    -93dBm | 
                                                                    UART | 
                                                                    Integrated, Trace | 
                                                                    ESP8266 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    12mA | 
                                                                    70mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 125°C | 
                                                                    16-SMD Module | 
                                                                 | 
                            
                                                    
                                | 4458147 | 
                                114990772 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Bluetooth, WiFi | 
                                                                    802.11a/b/g/n, Bluetooth v4.2 | 
                                                                    - | 
                                                                    2.4GHz | 
                                                                    150Mbps | 
                                                                    - | 
                                                                    -98dBm | 
                                                                    I²C, I²S, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    ESP32 | 
                                                                    - | 
                                                                    3 V ~ 3.6 V | 
                                                                    90mA | 
                                                                    90mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 125°C | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 4458150 | 
                                113050011 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    Bulk | 
                                                                    Cellular | 
                                                                    GPRS, GSM | 
                                                                    - | 
                                                                    850MHz, 900MHz, 1.8GHz, 1.9GHz | 
                                                                    85.6kbps | 
                                                                    - | 
                                                                    - | 
                                                                    - | 
                                                                    Integrated, Trace | 
                                                                    - | 
                                                                    - | 
                                                                    3.4V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    Module | 
                                                                 | 
                            
                                                    
                                | 24323298 | 
                                113990576 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    WiFi | 
                                                                    802.11b/g/n | 
                                                                    16QAM, 64QAM, CCK, DBPSK, DSSS, DQPSK, OFDM | 
                                                                    2.4GHz ~ 2.484GHz | 
                                                                    150Mbps | 
                                                                    17dBm | 
                                                                    -95dBm | 
                                                                    GPIO, SPI, UART | 
                                                                    Integrated, Stamped Metal | 
                                                                    W600 | 
                                                                    - | 
                                                                    3.3V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    12-SMD Module | 
                                                                Active | 
                            
                                                    
                                | 24323419 | 
                                113990584 | 
                                Seeed Technology Ltd. | 
                                MDBT50Q | 
                                                                    - | 
                                                                    802.15.4, General ISM < 1GHz | 
                                                                    Bluetooth v5.0 | 
                                                                    - | 
                                                                    2.36GHz ~ 2.5GHz | 
                                                                    2Mbps | 
                                                                    8dBm | 
                                                                    -103dBm | 
                                                                    ADC, GPIO, I²C, I²S, PCM, SPI, UART, USB | 
                                                                    Not Included, U.FL | 
                                                                    nRF52840 | 
                                                                    1MB Flash, 256kB RAM | 
                                                                    1.7 V ~ 5.5 V | 
                                                                    2.3mA ~ 32.7mA | 
                                                                    3.7mA ~ 11.1mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    61-SMD Module | 
                                                                Active | 
                            
                                                    
                                | 24323420 | 
                                113990583 | 
                                Seeed Technology Ltd. | 
                                MDBT50Q | 
                                                                    - | 
                                                                    802.15.4, General ISM < 1GHz | 
                                                                    Bluetooth v5.0 | 
                                                                    - | 
                                                                    2.36GHz ~ 2.5GHz | 
                                                                    2Mbps | 
                                                                    8dBm | 
                                                                    -103dBm | 
                                                                    ADC, GPIO, I²C, I²S, PCM, SPI, UART, USB | 
                                                                    Integrated, Trace | 
                                                                    nRF52840 | 
                                                                    1MB Flash, 256kB RAM | 
                                                                    1.7 V ~ 5.5 V | 
                                                                    2.3mA ~ 32.7mA | 
                                                                    3.7mA ~ 11.1mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    61-SMD Module | 
                                                                Active | 
                            
                                                    
                                | 24323421 | 
                                113990582 | 
                                Seeed Technology Ltd. | 
                                MDBT50Q | 
                                                                    - | 
                                                                    802.15.4, General ISM < 1GHz | 
                                                                    Bluetooth v5.0 | 
                                                                    - | 
                                                                    2.36GHz ~ 2.5GHz | 
                                                                    2Mbps | 
                                                                    8dBm | 
                                                                    -103dBm | 
                                                                    ADC, GPIO, I²C, I²S, PCM, SPI, UART, USB | 
                                                                    Integrated, Chip | 
                                                                    nRF52840 | 
                                                                    1MB Flash, 256kB RAM | 
                                                                    1.7 V ~ 5.5 V | 
                                                                    2.3mA ~ 32.7mA | 
                                                                    3.7mA ~ 11.1mA | 
                                                                    Surface Mount | 
                                                                    -40°C ~ 85°C | 
                                                                    61-SMD Module | 
                                                                Active | 
                            
                                                    
                                | 24325060 | 
                                113990578 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    Bluetooth, WiFi | 
                                                                    802.11b/g/n, Bluetooth v4.2 + EDR | 
                                                                    64QAM, BPSK, CCK | 
                                                                    2.412GHz ~ 2.484GHz | 
                                                                    72.2Mbps | 
                                                                    19dBm | 
                                                                    -90dBm | 
                                                                    ADC, I²C, I²S, PWM, SDIO, SPI, UART | 
                                                                    Integrated, Trace | 
                                                                    EPS32-S | 
                                                                    32MB Flash | 
                                                                    3 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    38-SMD Module | 
                                                                Active | 
                            
                                                    
                                | 24325061 | 
                                113990579 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    Bluetooth, WiFi | 
                                                                    802.11b/g/n, Bluetooth v4.2 + EDR | 
                                                                    64QAM, BPSK, CCK | 
                                                                    - | 
                                                                    72.2Mbps | 
                                                                    19dBm | 
                                                                    -90dBm | 
                                                                    - | 
                                                                    Integrated, Trace | 
                                                                    EPS32-A1S | 
                                                                    32MB Flash, 4MB PSRAM, 520kB SRAM | 
                                                                    3 V ~ 3.6 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    -20°C ~ 85°C | 
                                                                    38-SMD Module | 
                                                                Active | 
                            
                                                    
                                | 24325062 | 
                                113990556 | 
                                Seeed Technology Ltd. | 
                                - | 
                                                                    - | 
                                                                    802.15.4, Bluetooth | 
                                                                    Bluetooth v5, Thread, Zigbee® | 
                                                                    - | 
                                                                    - | 
                                                                    2Mbps | 
                                                                    8dBm | 
                                                                    -96dBm | 
                                                                    I²S, SPI, USB | 
                                                                    Integrated, Ceramic Patch | 
                                                                    nRF52840 | 
                                                                    1MB Flash, 256kB RAM | 
                                                                    1.7 V ~ 5.5 V | 
                                                                    - | 
                                                                    - | 
                                                                    Surface Mount | 
                                                                    - | 
                                                                    55-SMD Module | 
                                                                Active |