Data Sheet Power output: 5V DC (customized) RF power: 500mW (customized) RF effective rate: 1,200/2,400/4,800/9,600/19,200bps selectable Interface baud rate: 1,200/2,400/4,800/9,600/19,200bps programmable Frequency band: 433MHz, 450MHz, 470MHz or ISM others Interface: standard RS-232/RS-485/TTL/USB Communication mode: half-duplex Channel: 8 (default), 16/32 (customized) Receive current: <28mA(TTL ...