1) IR wireless stereo headphone (1 CH) for cars
2) Light weight design for comfortable wearing
3) Auto mute and auto power off function on headphone
4) Swivel Design
5) Single channel
6) Carrier frequency:
a) Right channel: 2.8MHz
b) Left channel: 2.3MHz
7) Speaker: 40mm mylar
8) Cone impedance: about 32ohm
9) Effective range (maximum): about 10 meters
10) Audio model: stereo
11) S/N ratio: 70dB(minimum)
12) Channel separation: 40dB(minimum)
13) Frequency response: 30 ~ 20,000Hz
14) Power supply: 2 x AAA battery
Fox reaches digital cinema deal!