Fitment: This car Bluetooth module is a replacement for Mercedes Benz W203, W209, W211 radio stereo CD systems and is suitable for Blaupunkt COMAND APS 220. It fits models including A-Class (W168), C-Class (W202, W203), CLK-Class (W208, W209), E-Class Saloon and Estate (W211), G-Class (W461, W463), M-Class (W163, W164), SL-Class (R129), SLK-Class (R170), and COMAND APS 2.0 systems without original TV tuner or CD changer.Function: Connect your phone or tablet to the Bluetooth module, select Aux on the radio, and stream music through your car speakers wirelessly.Easy to Operate: Features an 18-pin connector that plugs directly into the back of the radio. Connect the red wire to 12V+ and the black wire to 12V- for simple installation.High Compatibility: Designed for devices with Bluetooth functionality, allowing you to play audio from smartphones, tablets, and MP3 players.Durable Material: Constructed with ABS material, offering wear resistance, high-temperature tolerance, and long-lasting performance.Item Type: Car Bluetooth Wireless Module Material: ABS Bluetooth Version: 5.0 Package Includes: 1 x Car Bluetooth Wireless Module