Feature 1Automotive Aux receiver cable adapter for Compact Disk HeadUnit for E39 E46. 2You can connect your smartphone to play music. 3Stable characteristics and high reliability. 410-pin car aux receiver cable adapter compatible with Bluetooth 4.1. 5Plug and play, installation is very simple. 6Allows you to connect to an external audio source.Item Type: AUX Receiver Cable AdapterModel: B35987Color: BlackMaterial: ABS plasticType: 10 pinsLength: Approx. 23cm / 9.1inCompatible with Bluetooth version: 4.1Fitment: Fit for E39 E46 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Audio Adapter