... CE ROHS APPROVED W/CTCSS+DCS+2TONE+5TONE encode,decode Two Way Radio,Handheld Transceiver,Interphone,Walkie Talkie Frequency: 136~174MHz ... Sub-channel: 88~174 MHz, covery FM radio&VHF full frequency. Two lines alphanumeric dot matrix LCD, 256 signal-duplex channels, three ...