Bluetooth Music Adapter for BMW E46 E39 E38 Business CD BM24 Rundpin (1pc, Black) Bluetooth audio adapter for wireless transmission of music, navigation prompts, YouTube, and more Supports title control via radio or steering wheel controls Playback starts automatically when radio is selected, stops when switching to another source Phone calls are not supported through this adapter (use a separate hands-free system with microphone) Developed in Germany Integrated amplifier for enhanced audio performance Supports Bluetooth 5.0 for low power consumption Built-in antenna ensures stable connection throughout the vehicle Installation: Minimal installation effort required Connects discreetly to the back of the radio unit Compatible with vehicles equipped with 4:3 onboard monitor located in trunk near radio module No additional wiring needed for power Device is automatically recognized as a CD changer by the radio – no coding required Product Specifications: Dimensions: 3 cm Color: Black Package Includes: 1 x Music Adapter