Applicable to high-noise environments, such as airports, ports, and construction sites. Specifications of ECN21 Specs_Acc_Audio Weight about 350g Color black PTT Key available VOX YES (enabled when the radio\'s VOX function opened ) Emergency Key none Connector 13-pin connector ...
Function:Communication Model Number:PTE-790 Brand Name:Power-Time Heavy Duty Throat Headset with acoustic tube for all interphones ...