Feature: 1. 3.5mm standard plug, support plug and play, convenient to use. Microphones can be picked up from clips for best sound effects. 2. The improved design brings you better sound quality during transmission. 3. Adopt U-shaped fixed clamp, humanized design, more easy to install, and to use. 4. Adopt electret capacitor box with high sensitivity, low impedance, and ability of anti-noise and anti-interference. 5. Through fast and accurate data transmission, ensuring clear and stable sound in various driving situations. Specification: Features: 1. 3.5mm standard plug, support plug and play, convenient to use. 2. The improved design brings you better sound quality during transmission. 3. Microphones can be picked up from clips for best sound effects. 4. Adopt electret capacitor box with high sensitivity, low impedance, and ability of anti-noise and anti-interference. 5. Through fast and accurate data transmission, ensuring clear and stable sound in various driving situations. 6. Adopt U-shaped fixed clamp, humanized design, more easy to install, and to use. Specification: Item Type: Microphone Microphone Type: Capacitive Application: Recording, KTV, special meeting, radio and TV Channel: 2.1 Input Voltage: 1.5V Color: Black Model: Straight-through mono channel Length: Approx. 100mm/3.9in Package List: 3 x Mini Microphones