Adjustable call volume according to your demand.
Volume knob (1PTT volume knob).
It equips with a 3.5mm mono headphone jack under the helmet PTT.
3 Push-to-talk Buttons (1 big PTT, 1 small finger PTT and 1 helmet PTT).
The mic is VOX ready. It can work in VOX mode with radios which has built-in VOX function. If your radio does not have built-in VOX function, it can still work in PTT mode.
2 large soundproofing earpieces close to your ears, which is not sensitive to the background noise. This is ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles.
Two-pin standard diameter: Ear 3.5mm stereo (top pin). Mic 2.5mm stereo (bottom pin).
Space of two-pin: 11mm.
3 colors available: RED, YELLOW, BLACK