Features:• Bluetooth 5.0 version, backward compatible with Bluetooth protocol of 2.0 3.0 4.0 version. • Support common MP3 format audio, supports WMA, WAV, FLAC and other high?quality audio format decoding. • Support DSD large?capacity transmission, ensure stable data transfer between devices, hifi sound quality. • Match your phone or pad to bluetooth module, and choose Aux from your radio, then you can use your phone to play music through car speakers. • This adapter allows you to listen to music from your phone/tablet/mp3 (they should have Bluetooth capabilities). • Support to answer the phone, the sound effect is clear. Plug and play, easy to install, convenient for using.Item Type: Bluetooth AUX AdapterMaterial: ABSVoltage: DC12VBluetooth: Bluetooth 5.0Microphone Cable Length: Approx.150cm/59.1in (manual measurement, please allow a slight error) Fitment:Fit for (E60): 5-Series: 525i, 525it, 528i, 528it, 530i, 530it, 540i, 540iT & M5 (Sedan and Touring) 2004 - 2010 Fit for (E63) (E64): 6-Series: 630Ci, 630i, 645ci, 650i, M6 (Coupe and Cabriolet/Convertible) 2003 - 2010 Fit for (E65) (E66): 735i, 735li, 740i, 740li, 745i, 745li, 750i, 750li, 760i, 760li (and diesel) 2002 - 2008 Fit for M-ASK, ASK-CD and CCCFit for 1 Series (E87, E88, E81, E82),Serie 3 (E90-E91-E92)Installation:• Find the socket of the pin on the car (on the back of the radio)• Install it directly and install the power cord.1 x Bluetooth AUX Adapter1 x Microphone