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