SKU:U111



Unit NB-IoT The NB-IoT wireless communication module applicable to the global range Cat-NB frequency band. Built-in SIM7020G communication module, using serial communication (AT command set control), integrated SMA external antenna interface, improving the device communication quality and signal stability, SIM7020G module is the best low-latency, low-throughput application The excellent solution is very suitable for IoT applications such as metering, remote control, asset tracking, remote monitoring, telemedicine, and shared bicycles.
Global version/multi-band support
Strong signal access capability
AT command control
SIM card type: Nano
External antenna: SMA antenna
Serial communication: UART 115200bps
Cat-NB frequency band:
Data transmission (kbps):
Network protocol: -TCP/UDP/HTTP/HTTPS/ TLS/DTLS/DNS/NTP/ PING/LWM2M/COAP/ MQTT/MQTTS
| Resources | Parameter |
|---|---|
| Module | SIM7020G |
| Support Cat-NB frequency band | B1/B2/B3/B4/B5/B8/ B12/B13/B17/B18/B19/ B20/B25/B26/B28/ B66/B70/B71/B85 |
| Network protocol | TCP/UDP/HTTP/HTTPS/ TLS/DTLS/DNS/NTP/ PING/LWM2M/COAP/ MQTT/MQTTS |
| communication | UART 115200bps |
| Net weight | 12.8g |
| Gross weight | 55g |
| Product Size | 71.5*24*8mm |
| Package Size | 95*65*25mm |


| M5Stack | TX(GPIO17) | RX(GPIO16) | 5V | GND |
|---|---|---|---|---|
| Unit NB-IoT | RX | TX | VIN | GND |