... 4800bps optional Range: 10km (BER=10-3@4800bps VHF data radio, data transceiver for RS232/RS485/TTL to wireless, 150~350Mhz,0 ... .5-5W output, RF module, wireless VHF data radio 5W VHF data radio: YS-T861.Specifications: * Compatible transparent signal transmission ... intelligent traffic; * Point to multi-point wireless network,data collection system wireless data radio modem ,10km range ,150-350mhz