Features:
Compatible with most audio devices with IR transmitter.
IR dual-channel wireless headphone function.
Receive crystal clear sound from audio devices wirelessly.
No interference from other radio transmission sources.
Allows plug in use on any for Ipad/Pod，MP3 devices that uses a 3.5mm auxiliary cord.
Suitable for car audio system， for car use.
Ultra light design for comfortable wearing.
Recommend to buy in pairs for conveniently using.

Specifications:
Receiving Frequency:
a) A channel: left channel :2.3Mhz / Right  channel: 2.8Mhz
b) B channel: left channel : 3.2Mhz / Right channel: 3.8Mh
Receiving Distance: ≥5m
Frequency Response: 20Hz~20KHz
Power Output: ≥8Mw
Signal to Noise: ≥60db
Channel Separation: >75db
Distortion: <1%
Working Current: 22mA±5mA
Power Supply: 2 * AAA Batteries (Not Included)
Product Size: 120 * 120 * 85mm / 4.7 * 4.7 * 3.3in
Product Weight: 204g / 7.19oz
Package Size: 12.4 * 10.0 * 12.6cm / 4.8 * 3.9 * 4.9in
Package Weight: 254g / 8.95oz

Package List:
1 * IR Infrared Wireless Stereo Car Headphone
1 * User Manual(English)