TOPXCEGUU A10 Wireless Car Headphones for DVD Player Headrest,On-Ear Auto Infrared Headphones Universal Size (Black) Adjustable leatherette padded headband and lightweight construction for comfort Support Infrared wireless connection via IR transmitter ( battery needed,not included),dual channel and intuitive volume control for the setup Compatible with XTRONS, EONON, NAVISKAUTO and other aftermarket in car headrest video player (DO NOT support wireless playback for some twin screens portable DVD players,only cable connection) Comes with 3.5mm audio cable, you can use it to connect the car stereo or other CD DVD players, iPad 18-month warranty and lifetime technical support