Universal compatibility: This wireless controller is designed for most vehicles with a steering wheel and is compatible with various Android hosts, car navigation systems, DVD players, and car audio multimedia players. Multi functional steering wheel control: integrates basic driving controls into the steering wheel, including volume adjustment, track switching, mode selection, answering/hanging up calls, etc., allowing you to operate key functions without moving your hands off the steering wheel. Wireless connection and stable performance: Using wireless transmission technology to achieve fast and stable connection with low latency, ensuring responsive control of the car's Android system without chaotic wiring or signal loss. Easy to install and widely applicable: The simple clip on design can securely connect to most sizes of steering wheels without damaging the steering wheel. Very suitable for upgrading old cars or replacing lost or factory steering wheel controls. Enhanced driving safety: allows you to control music, calls, and navigation while keeping your eyes on the road and hands on the steering wheel, effectively reducing driving distractions and improving overall safety. Color: Black Material: ABS+Silicone Package Contents: 1 * DVD Navigation Buttons Only 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.