... /TTL to wireless, 150~350Mhz,0.5-5W output, RF module, wireless VHF data radio 5W VHF data radio: YS-T861 ... transparent signal transmission for audio and data* Double phase-lock loop, double VCO structure, high stability* Carrier frequency: 150Mhz, 230Mhz, 350Mhz ... -point wireless network,data collection system YS-T86 5W RF module with 10km range