This is a brand new set of factory sealed dual channel headphone, which designed specially for use with DVD and TV monitor systems that have built-in IR transmitters.For its 2 channel feature you can choose from two independent video sources, and Two operating frequencies eliminate distortion and interference. With an auto power-off function that saves battery lift. Plus big surprise totally free shipping for wherever you are, order now!
Free Shipping for wherever you are!!!

Each have up to buy 4 units!

Features:
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
Specifications:
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