LTE Cat-M1 and NB-IoT cellular IoT devices use U.FL, SMA, or IPEX MHF4 connectors for LTE antenna connections at 700-2100 MHz bands for smart meters, alarms, and outdoor IoT sensors requiring cellular connectivity.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Center | LTE-M cellular RF signal 50 ohm | BUS |
| 2 | Shell | Ground and shield | GND |
LTE Cat-M1 and NB-IoT cellular IoT devices use U.FL, SMA, or IPEX MHF4 connectors for LTE antenna connections at 700-2100 MHz bands for smart meters, alarms, and outdoor IoT sensors requiring cellular connectivity.