Bluetooth 5.0 version, also supports 4.0 / 3.0 / 2.0. Non-destructive installation in your car. Plug one end of the cable into the CD changer input at the back of your stereo. Select AUX on your radio to play audio from your phone through your car speakers. Pair your phone or tablet with the Bluetooth module, then select AUX on your radio to stream audio. Play music from your phone, tablet, or MP3 device (must have Bluetooth functionality). Compatibility: For C2 2005+ / VDO / RD4 For C3 2005+ / VDO / RD4 For C4 2005+ / VDO / RD4 For C5 2004+ / VDO / RD4 For C8 2004+ / VDO / RD4 For Berlingo 2005+ / VDO / RD4 For Jumpy 2007+ / VDO / RD4 For Synergie 2005+ / VDO / RD4 For Expert 2007+ / VDO / RD4 For 207 2006+ / VDO / RD4 For 307 2005+ / VDO / RD4 For 307SW 2005+ / VDO / RD4 For 307CC 2004+ / VDO / RD4 For 407SW 2005+ / VDO / RD4 For 807 2005+ / VDO / RD4 For 1007 2005+ / VDO / RD4 For 4007 2007+ / VDO / RD4 Voltage: 12V Interface: Bluetooth Item Type: Cables, Adapters & Sockets Material: ABS Color: Black Package Contents: 1 x Audio Cable Adapter Note: Light and display settings may cause slight color differences between the image and the actual item. Measurement may vary by +/- 1-3 cm.