Standard USB Data Radio Modem (SRWF-SmartRF USB)

USB Data Radio Modem High anti-interference and low BER (bit error rate)
Waterproof aluminum alloy housing to protect the built-in wireless modules
Standard USB interface provided, easy to use, "plug and play"
Covering 300 to 4500m RF line-of-sight range
Selectable data rate, frequency band, output power to meet different requirements
Available on 10, 50, 100, 500mW and 1W output power
Supported P2P and P2M network topology

Specifications:
Serial port: Standard USB
Frequency band: 403, 433, 470, 868, and 915MHz
Output power: 10, 50, 100, 500mW and 1W
Supply voltage: 5V DC
Communication: Semi-duplex
Modulation mode: GFSK/FSK
Channels: 8 (default), 16 or 32 (customized)
Data rate: Selectable 1, 200 to 19, 200bps
Compact dimension: 79 x 46 x 19mm
RF line-of-sight range: 300 to 4, 500m
Operating temperature: -25 to 75° C
Working humidity: 10 to 90%, RH
Supported network topology: P2P and P2M