Specification for Expansion board; FM transceiver; RS232,serial; Series: GAMMA
| Interface | RS232, serial |
| Frequency | 868MHz |
| Type of accessories for development kits | expansion board |
| Kind of module | FM transceiver |
| Receiver sensitivity | -137dBm |
| Range | 16km |
| Kind of modulation | LoRa |
| Transmitter output power | 20dBm |