Main features: With 80W transmit power output, this FM mobile radio is equipped with a cooling fan and a forced cooling control circuit, which has good heat dissipation performance. Weather broadcasts, weather warnings. CTCSS, DCS code DTMF code TOT/ APO/ BCLO Support multiple scans and guards Automatic communication identification Smart search 3W high power audio output General Specification Frequency Range 136-174MHz Number of channels 200 Frequency stepping 5/10/12.5/15/20/25/50/100KHz Modulation mode F2D/F3E Antenna impedance 50, unbalanced Frequency stability 5ppm range of working temperature -20~+60 Current consumption Receiving: 0.7A; Launch: 15A(80W) /9A(30W)/5A(10W)/4A(5W) Dimensions (length*width*height) 187mm*160mm*50mm Weight (single machine) 2.1kg (without microphone) TransmitterSpecification Output Power 80/30/10/5W Max modulation frequency offset 5kHz (wide-band); 2.5kHz (narrowband) Spurious radiation -60dB Modulation distortion