7.1-C8 Rear Mount Big Plug Tactical Headset For XPR3300/3500 XIRP6600/P6620Specifics: 1. Type: ? P6600 326 Orange Round PTT 2. Radio Connector: For Hytera Two way Radio 3. Material: Plastic 4. Waterproof grade: IP65 waterproof 5. Designed for active combat and high noise applications. 6. The PTT assembly interfaces low impedance headsets and flight helmets with PRC radios. Product Name: 7. 1 C8 Ordinary Rear Mount Big Plug Tactical Earhook Headset Feature: 1. The copper ring horn is used, which has a long service life, and