YAESU FT-1907R Mobile Radio 55W UHF 400-470MHz FM Car Truck Transceiver w/ Micro. FT-1907R FM interphone small size, high mechanical strength, durable. Single frequency vehicle station. 200 Conventional storage channel. 8-channel distribution repository You can name each repository separately. 3W audio output power, builtin speaker. Frequency range:transmit/receive 400470MHz. Dimension:140x40x146mm(WxHxD) Knob is not included. Antenna interface:M type. Power voltage:13.8 VDC(+-15%). Weight:about 1.2kg. 1 x FT-1907R UF FM Transceiver Mobile Radio. 1 x DTMF Microphone MH-48A6J. 1 x DC Power Cord w/Fuse. 1 x Fuse(32V/15A). 1 x Microphone Clip. 1 x Mobile Mounting Bracket MMB-36. 1 x Screw Sets. 1 x Operating Manual.