TM-271A/471A mobile walkie talkie, two way radio, transceiver, interphone Frequency Range: 136-174, 400-430, 440-480MH Output power: TM-271A:hi:60W, low:25WTM-471Ahi:40W,... Power supply: 13.8VDC ±15% Channel: 200 Size: 160×137×43mm Weight:1200g 42CTCSS 104DCS LED display weight: 1200g