1. Cable length: 3m (9.8 feet), for long distance transmission.
2. Plug and play, 2.5 mm standard plug, works with most car radios.
3. High sensitivity, low impedance, anti noise and anti jamming capability.
4. With fast and accurate data transmission, which can guarantee the voice clearly and stably under kinds driving occasions.
5. Applicable scene: U shape fixing clip, easy to install and reliable to use. Microphone can be glued with sticker to the wall, glass, car, door, etc.

Specification
1. Wire: 2-core shielded wire
2. Line length: 3 meters
3. Plug: 2.5mm straight
4. Channel: 2 pole mono
5. Frequency response: 50Hz-20KHz
6. Impedance: 680 Kohm
7. Microphone size: 9.7x6.7mm
8. Sensitivity: -32dB+/-3dB (0dB=1Pa)
9. Directionality: Unidirectional
10. Application: Car navigation, car DVD
11. Accessories: Plastic shell + plastic clip + metal pin