Features: This 3.5mm car external microphone provides improved noise reduction for a better o environment. Plug and play design with long cable for extended transmission distance. Equipped with an electret condenser microphone capsule offering high sensitivity, low impedance, and strong anti-noise and anti-interference performance. Ensures stable operation with fast and accurate data transmission, delivering clear and consistent voice quality in various driving conditions, enhancing hands-free communication system performance. Ergonomic design with a separate fixed base for easy, secure, and reliable installation. Suitable for multiple applications; can be mounted on walls, glass, vehicles, doors, and similar surfaces using adhesive stickers. Specifications: Cable length: 3 meters Input voltage: 5V Signal-to-noise ratio: 75dB Frequency range: 50Hz - 20kHz Plug type: 3.5mm Note: Actual color may vary slightly from the image due to lighting effects. Allow 1-3cm variation due to manual measurement.