UHF frequency range:400-470.000MHz. VHF frequency range:136-174.000MHz. Low 1W, Middle 5W, High 10W(when using 12.6V battery).
Compatible with capacitance mic and dynamic mic, support real original military headset. Double DTMF encoding and decode. Dule mode volume adjustment (rotary knob and button). Automatic compatible with 12.6V and 8.4V battery.