Offers you better sound quality during transmission and significantly improved voice quality of the hands-free car kit communication system Adopting electret capacitor cartridge with high sensitivity, low impedance, anti-noise and anti-interference ability 3 m long cable for transmission over long distances. The microphone can be removed from the clip for the best sound effect With fast and precise data transmission that can guarantee the voice clear and stable during driving events Adopting mankind design with U-shape mounting clip, easy to install and reliable to use. The microphone can be stuck on the wall, glass, car, door, etc. with a sticker Plug: 3.5 elbow Sound channel: mono; stereo Line length: 3 meters Microphone core: 9.7*6.7MM Sensitivity: Omni-directional -32DB Impedance: 2.2K Accessories: base with EVA sticker + clip Packing: single bag Applicable to: dedicated for car navigation, external microphone Type: 3.5mm car radio microphone Directional characteristic: omnidirectional package: 1 x microphone