Wireless 2 Channel NEW Fold Wireless Automotive Infrared Stereo Headphones Rear Entertainment System DVD Player IR Headphones For In Car Listening(3.5mm Auxiliary) Automotive Grade IR Headphones: Will work on any vehicle that uses infrared headphone. Enjoy music, movies and more with these wireless infrared folding headphone. No programming required! Simply turn on the headphones to connect with your vehicles rear entertainment system. IR Sensors: High frequency infrared light assures great sounding clear reception. Fold-up Design: For easy&compact storage. Comfortable Fit: Soft padded ear pieces and adjustable headband ensures a comfortable fit for hours of using. Two Channels: Gives you the option to change between two different audio sources. Wireless IR headphones to enjoy in car listening without the hassle of cables; Automatic Shut Off: This headphone will automatically shut off after approximately 3 minutes when no audio is detected to ensure maximum battery life; Two Channel headphones for headrest monitor, roof mounted car dvd players 3.5mm Auxiliary Port: With this added feature, you will be able to use these headphones with any device that uses a standard 3.5mm auxiliary port. This allows you to plug these headphones into your Ipad/pod, MP3 player, Leap pad, or any device that uses a standard 3.5mm headphone. No batterries required when plugged into a device with an auxiliary cord. Batteries: Requires two AAA batteries when used wireless. On-Off Buttons: Each Headphone has it's own On-Off button with a power on indicating light.