General description The Universal Wireless Car Steering Wheel Control Multi-Function Button is designed for DVD players, navigation systems, and radios. This latest model features a sleek appearance and stable performance, making it a universal solution compatible with all Android DVD players and most 2 DIN car DVD players. The wireless remote allows you to answer calls and add subtitles, enhancing convenience while driving. Technical specifications Color: Black Material: Plastics Measurement allowed error: +/- 1-3 cm Installation Unload the DVD player. Locate the steering wheel key control plug (key 1, key 2) and ACC with ground wire of the DVD player. Check the color coding for the remote receiver: A. ACC+ B. GND wire (black) C. Orange (key 1/SWC 1/AD1) D. Grey (key 2/SWC 2/AD2). Connect the steering wheel control plug of the vehicle to the steering wheel control wire block. If the DVD player has only one steering wheel control wire, connect the Orange and Grey wires to this line.