1. Infrared wireless stereo headphone for car audio systems.
2. Dual channel for two car audio sources.
3. Compatible with all vehicle AV applications.
4. Auto mute and auto power-off function available for headphones.
5. Effective range up to 10 meters.
6. Ultralight weight design for comfortable wearing with adjustable headband.
7. Numbers of headphones can be used simultaneously in the car.
8. Personal volume control.
1. S/N ratio: >= 60dB. 2. Power supply: 2 x AAA batteries.