Modulation mode: GFSK/FSK
Working frequency: 433/470/868/915MHz
Output power: 10 dBm(433/470MHz) and 5dBm (868/915MHz)
Receiving sensitivity: -118dBm (433/470MHz @ 1,200bps), -116dBm (868/915MHz @ 1,200bps)
Channel count: 8/16/32
Transmitting current: 38í+2mA
Receiving current: 28í+2mA
Sleeping current: 5í+2uA
Baud rate: 1,200/2,400/4,800/9,600/19,200bps
Interface mode: UART TTL/RS-232/RS-485
Power supply: DC +3.3V to 5V
Working temperature: -25íµ to 75íµ
Working humidity: 10% to 90%
Dimension: 47 x 26 x 10mm
Reliable transmit distance:
800m (AT-4 antenna 433MHz @ 1,200bps)
800m (AT-4 antenna 470MHz @ 1,200bps)
400m (AT-4 antenna 868MHz @ 1,200bps)
300m (AT-4 antenna 915MHz @ 1,200bps)
Network topology: point to point and point to multi-point mode