[Frequency]: 850.125~930.125MHz
[Power]: 30dBm
[Distance]: 10km
[Size]: 108*75*37mm
[Interface]: RF to GPRS
[Weight]:257±5g
[Feature]: LoRa spread spectrum
details[IC]: SX1278
[Frequency]: 410~441MHz
[Power]: 10~20dBm
[Distance]: 3.0km
[Size]: 21*36mm
[Feature]: Lora spread spectrum
details[Frequency]: 220.125~236.125MHz
[Power]: 37dBm
[Distance]: 20km
[Size]: 124*105*25mm
[Interface]: RS232/RS485
[Weight]: 253±5g
[Feature]: LoRa spread spectrum
details[Frequency]: 410.125~493.125MHz
[Power]: 37dBm
[Distance]: 20km
[Size]: 124*105*25 mm
[Interface]: RS232/RS485
[Weight]: 253±5g
[Feature]: LoRa spread spectrum
details[IC]: SX1276
[Frequency]: 900~931MHz
[Power]: 10~20dBm
[Distance]: 3km
[Size]: 16*26mm
[Weight]: 2.1±0.1g
[Feature]: LoRa spread spectrum
details[IC]: SX1276
[Frequency]: 862~893MHz
[Power]: 10~20dBm
[Distance]: 3km
[Size]: 16*26mm
[Weight]: 2.1±0.1g
[Feature]: LoRa spread spectrum
details[IC]: ASR6501
[Frequency]: CN470~510MHZ
[Power]: 22dBm
[Distance]: 7km
[Size]: 14*20mm
[Feature]:LoRa spread spectrum Continuous transmiss
details[Frequency]: 410~441MHz
[Power]: 27dBm
[Distance]: 5.0km
[Size]: 82*62*25mm
[Interface]: RS232/RS485
[Feature]: LoRa spread spectrum
details[Frequency]: 410~441MHz
[Power]: 37dBm
[Distance]: 20km
[Size]: 124*105*25mm
[Interface]: RS232/RS485
[Weight]: 259±5g
[Feature]: LoRa spread spectrum
details