The Bluetooth module is designed for Mercedes-Benz vehicles equipped with an MMI socket. If your vehicle has an MMI socket, this 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 with the module under the name "Klevery." This device supports Bluetooth version 4.1 and features automatic pairing without requiring a password. After pairing, select AUX on your car radio to stream music from your device through the car speakers. This adapter enables audio playback from Bluetooth-enabled devices such as smartphones, tablets, or MP3 players. Please note: This module supports audio streaming only. It does not support steering wheel controls or hands-free calling functions. Features: - Plug and play installation - Connector type: MI - Material: Plastic - Bluetooth version: 4.1 - Supported Bluetooth profile: A2DP (for audio transmission) - Auto-pairing setup completed within a minute - Compatible with existing CD changer systems - Functionality with Bluetooth-enabled devices - Cable length: 23 cm Compatibility: Designed for Mercedes-Benz models from 2009 and up equipped with Media Interface (Code 518), including: - C-Class - CLS (2010) - E-Class (W212 / S212) - M-Class - R-Class - S-Class And other models with compatible MMI interface Note: Confirm that your vehicle has an MMI socket before purchase. Color: Black Package includes: 1 x Bluetooth Adapter Aux Cable Other items not included. Note: Lighting conditions and display settings may cause slight variations in color between the product image and the actual item. Measurement tolerance allowed is +/- 1-3 cm.