Infrared Stereo Wireless Headphones 2pcs

1) Infrared wireless stereo headphone (2 CH) for cars
2) Ergonomic design for comfortable wearing
3) Auto mute and auto power off function on headphone
4) Folding Design

1) Dual channel
2) Carrier frequency:
a) A channel: 2.8MHz for right channel; 2.3MHz for left channel
b) B channel: 3.8MHz for right channel; 3.2MHz for left channel
3) Speaker: 40mm mylar
4) Cone impedance: 32Ω±15%
5) Effective range (maximum): about 10 meters
6) Power source: 2 x AAA batteries
7) Battery life: about 48 hours
8) S/N ratio: ≥70dB
9) Channel separation: ≥40dB
10) Frequency response: 30 ~ 20,000Hz
11) Audio model: stereo

Please make sure your device having IR transmitting function before buying.

2 * folding IR wireless headphones (batteries and audio cable is not included )