Feature: 1. The latest designs model, with beautiful and generous appearance, and has stable performance.2. Universal product, suitable for all car for Android DVD players, and suitable for all 2 din car DVD players.3. Wireless remote control player, allows you to answer calls, and you can add subtitles, bring much convenience for you.4. All main functions can be customized to set its functions, a of 6 buttons can be customized to set functions.5. Improve driving safety, easy to install, no complicated tools required, save your precious time and effort.Specification:Condition: Item Type: Steering Wheel ButtonInstallation Instructions:1. Unload the DVD player.2. Pls find the steering wheel key control plug and ground wire of the DVD player.3. Then checking the note of each color line for the remote receiver:A. as accessory/ switchB. GND wire as black groundC. KEY 1(Blue) KEY 2(White)Find the original steering wheel control plug of the vehicle, and connect it to steering wheel control wire block. If the DVD player only have one steering wheel control wire, pls connect the blue & white wire to this line.material: plasticColor as shownPackage Contents:1 x Steering Wheel Control Button1 x Controller4 x Installation AccessoriesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.