the latest design modeling, beautiful appearance, Universal product, suitable for all car Android DVD players and all 2 din car DVD players, wireless remote control player, you can answer the phone, adjust volume or track selection, all key functions can be customized, a total of 6 keys can be set to desired functions, easy to install, enhances driving safety, if your car DVD player has steering wheel control function, this product is compatible, Installation instructions: 1. Unload the DVD player. 2. Locate the steering wheel key control plug and ground wire of the DVD player. 3. Check the note of each color line for the remote receiver: A. Red line as accessory/switch B. GND wire as black ground C. KEY 1 (Blue) KEY 2 (White) Find the steering wheel control plug of the vehicle, and connect it to the steering wheel control wire block. If the DVD player only has one steering wheel control wire, connect the blue and white wires to this line. 4. After connecting the wires, go to the DVD player's steering wheel setup menu, press the keys on the steering wheel for three seconds, select the corresponding functions on the screen. Setup complete. Color: Black Material: Plastic Package Contents: 1 x Car Steering Wheel Controller 1 x Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture to differ slightly from the real thing. Measurement allowed error is +/- 1-3 cm.