... FM radio receiver function 4,Voice prompt 5,50 CTCSS code Christmas promotion TYT-800 Two Way ... Radio With Easy Operation Main Functions:50 CTCSS code VOX time-lapse function,Designate communicationMulti ... 5, 10, 12.5,20,25,30, 50 kHz optional Mode of operation: simplex or semi-duplex Antenna ... voltage: 7.2V DC Working temperature: -20 to -+50° C Occupied Bandwidth: ≤ 16KHz Audio Response: +2dB~- ...