The Bluetooth module is designed for Mercedes-Benz vehicles with an MMI socket. If your vehicle has an MMI socket, this Bluetooth module will be compatible. Simply plug the MMI connector into the socket located at the back of your radio unit. Pair your phone, MP3 player, or tablet via Bluetooth to the module using the name Klevery. This device supports Bluetooth version 4.1 and enables automatic connection without requiring a password. Select AUX on your radio to stream music from your phone through your car speakers. After pairing your device, choose AUX input on your radio to play audio from your smartphone, tablet, or MP3 player, provided they support Bluetooth functionality. Note: This module supports audio playback only. It does not support steering wheel controls or hands-free calling functions. Installation is plug-and-play with no additional setup required. Connector Type: MI connector Material: Plastic Bluetooth Version: 4.1 Supported Bluetooth Profile: A2DP (for audio transmission) Auto-pairing setup completed within one minute Compatible with existing CD changer systems Operates with any Bluetooth-enabled device Cable Length: 23 cm Compatible with Mercedes-Benz models (2009 and newer) including: C-Class CLS (2010) E-Class (W212 / S212) M-Class R-Class S-Class And other models equipped with Media Interface (Code 518) Note: Please confirm that your vehicle has an MMI socket before purchase. Color: Black Package Includes: 1 x Bluetooth Adapter Aux Cable Other accessories shown in images are not included. Note: Lighting conditions and display settings may cause slight variations in color between the product image and the actual item. Measurement tolerances are +/- 1-3 cm.