Eachine Walkie Talkie Helmet Speaker and Microphone Headphone System

Description : Walkie Talkie Helmet Speaker and Microphone System Specifications : Color : Black Material : Plastic + rubber Easy to install with Velcro tape Cable length : 142cm Comes with connection cable (240cm) Microphone : Impedance : 2.2k ohms @ 1KHz 2.0V Sensitivity : -42 +/- 3dB Frequency response : 20Hz~20KHz Working voltage : DC 1~10V Speaker : Impedance : 32 ohms Sensitivity : 114dB +/- 3dB Rated input power : 10mW Max input power : 20mW Compatible with : Universal for K-connector walkies talkies. Baofeng : UV-5R Series, UV-B Series etc Kenwood TK-3107 / TK-3207 / TK2107 / TK2207 / TK-308 / TK-208 / TK-3118 / TK-2118 QuanSheng TG-UV2 / TG-K4AT / TG-45A / TG-46AT / TG-42A / TG-3118 / TG-6118 PuXing PX-777 / VEV-3288S / LT-6600 / LT-6288 / LT-6100PLUS WouXun KG-679/689/669/801/803 / KG-UVD1P Package included : 1 x Helmet Speaker and Microphone System 1 x connection cable Details pictures :