Made of , practical to use Bluetooth music adapter, plug and play, top sound quality Bluetooth connection activates when the ignition is on Allows streaming music to the car radio via Bluetooth from phone or smartphone No functional restrictions on the car radio Enables connection of an external audio source Bluetooth 5.0 version, compatible with Bluetooth 2.0, 3.0, 4.0 Built-in microphone supports hands-free calling, enhancing driving safety Supports A2DP profile Delivers high-quality Bluetooth audio transmission Compatible with models: E60, E61, E63, E64, E65, E66 E81, E82, E87, E70 E90, E91, E92 Model years: 20042006 Not compatible with NAVI systems Not compatible with SA 609 (navigation system) Not compatible with SA 650 (Business Radio with CD drive) Not compatible with SA 661 (Business Radio with CD drive) Not compatible with SA 662 (Business Radio) Color: Black Material: Plastic Package Contents: 1 x Bluetooth Cable Adapter 1 x Microphone Note: Light reflection and different display settings may cause slight color variation between image and actual item. Measurement error allowed within +/- 1-3 cm.