Features: and high quality 3.5mm standard plug, plug and play 3m length cable for long distance transmission New revamped design provides better sound quality during transmission Microphone can be detached from the clip for optimal sound performance Equipped with electret condenser cartridge offering high sensitivity, low impedance, noise resistance, and anti-interference capability Microphone can be attached with adhesive sticker to wall, glass, car, door, etc. Ensures fast and accurate data transmission, delivering clear and stable voice under various driving conditions Significantly improves speech quality for hands-free car kit communication systems Specifications: Frequency response: 50Hz - 20KHz Impedance: 2.2K Mic size: 9.7X6.7mm Sensitivity: -32dB ±3dB (0dB=1V/uPa) Directionality: Omnidirectional Channel: 2-pole mono / 3-pole stereo / 4-pole pin / SM head Wire length: 3m Type: 3.5mm elbow - 2-pole mono, 3.5mm elbow - 3-pole stereo, 3.5mm straight head - 2-pole mono, 3.5mm straight head - 3-pole stereo (optional) Note: Please allow 0-1cm error due to manual measurement. Ensure you are comfortable with this before purchasing Due to differences between monitor displays, the image may not reflect the actual color of the item. Thank you Package includes: 1 x Car Stereo/Mono Microphone