1 cm=0.39 Inch, 1 Inch=2.54 cm. 12.6V Battery, 10W Power version. 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. Please allow 1-3 cm (0.4-1) error due to manual measurement. The real color of the item may be slightly different from the pictures shown on website.