VOX Headset, which means you can use the your radios VOX (Voice operated Transmitt) facility. Use with 2 way radios that have the standard 2 pin connections such as Icom, Alan, Cobra etc.
Comfortable earpiece with boom mic.
Also has PTT (Press To Talk) Button, so ideal for other uses such as amateur radio, restaurant, security, leisure etc.
Has standard pin configuration, will suit nearly all 2 way radios that have the 3.5mm Receive, 2.5mm Transmit pins.