1. Single channel in-car infrared wireless stereo headphones.
2. Especially folding design.
3. Compatible with all vehicle AV applications.
4. Auto mute and auto power off functions are available for headphones.
5. Effective range: up to 8 meters.
6. Personal volume control.
1. S/N ratio: >60dB. 2. Power supply: 2 x AAA batteries.