The Bluetooth compatible module is specially designed for BMW E60, don't worry about compatibility issues Just plug the 12-pin connector into the socket on the back of the radio, no soldering required, stable transmission. Easy to use, you just plug this item into the back radio, then connect the red wire to 12V+ and the black wire to 12V-. Double-core shielded cable, lossless transmission, strong anti-interference. They are bluetooth compatible, you can listen to music from your phone/pad/mp3, more convenient and practical. New and high quality Applicable models for: E60/E63/E64/E65/E66/E81/E82/E87/E70/E90/E91/E92,from 2003BMW 3 Series (E90, E91, E92, E93) Allows you to stream your music via the Bluetooth function of the mobile phone / smartphone to your car stereo.in conjunction with:AUX must be selectedor are to be enabled! Size:As the pictures show Package Included:1pc Note: Due to manual measurement, please allow an error of 1-3mm. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image. _x000D_ _x000D_