Car Bluetooth Module AUX-in Audio MP3 Music Adapter 12Pin Connector Microphone Handsfree for Peugeot RD4 Radio Model This style bluetooth adapter selling piont : Bluetooth 5.0 & Microphone . Please note : The bluetooth version 5.0 1.The bluetooth module is made for peugeot RD4 radio 2. Just plug the 12pin connector into the socket back of your radio 3.You can just Insert this item to the back radio then Connect the red wire to 12V+, the black wire to 12V-. 4. 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. 5.You can hear music from your phone/pad/mp3(They should have blueooth function). Compatible for following radio models : Compatibility: for Citroen C2 2005 + for Blaupunkt/VDO/for RD4 for Citroen C3 2005 + for Blaupunkt/VDO/for RD4 for Citroen C4 2005 + for Blaupunkt/VDO/for RD4 for Citroen C5 2004 + for Blaupunkt/VDO/for RD4 for Citroen C6 2005 + for Blaupunkt/VDO/for RD4 for Citroen C8 2004 + for Blaupunkt/VDO/ for RD4 for Citroen Berlingo 2005 + Blaupunkt/VDO/for RD4 for Citroen Jumpy 2007 + Blaupunkt/VDO/for RD4 for Citroen Synergie 2005 + Blaupunkt/VDO/for RD4 for Peugeot Expert 2007 + for Blaupunkt/VDO/for RD4 for Peugeot 207 2006 + for Blaupunkt/VDO/for RD4 for Peugeot 307 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 307SW 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 307CC 2004 + for Blaupunkt/VDO/for RD4 for Peugeot 308 2007 + for Blaupunkt/VDO/for RD4 for Peugeot 407 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 407SW 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 607 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 807 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 1007 2005 + for Blaupunkt/VDO/for RD4 for Peugeot 4007 2007 + for Blaupunkt/VDO/for RD4 Notices: We don"'"t confirm You will need to remove the stereo to fit this kit to your car. Package includes : 1Pcs Bluetooth adapter