![Trying to install a bluetooth adapter to my 2008 Citroen C4, but pin 11 that I was told to splice to is unused in my radio. What are my options? I could Trying to install a bluetooth adapter to my 2008 Citroen C4, but pin 11 that I was told to splice to is unused in my radio. What are my options? I could](https://preview.redd.it/ji84jkaos1a51.jpg?width=640&crop=smart&auto=webp&s=9732eefa9a055db16f9522e4af9dad303e26b3d3)
Trying to install a bluetooth adapter to my 2008 Citroen C4, but pin 11 that I was told to splice to is unused in my radio. What are my options? I could
![Retrofit Radio RD45 - USB mp3 player, Bluetooth handsfree, Bluetooth music, in a single unit - YouTube Retrofit Radio RD45 - USB mp3 player, Bluetooth handsfree, Bluetooth music, in a single unit - YouTube](https://i.ytimg.com/vi/H5QTfkfvsM4/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLBF12Vgyzln1PP8KBedZBIXhVFHCw)
Retrofit Radio RD45 - USB mp3 player, Bluetooth handsfree, Bluetooth music, in a single unit - YouTube
![Bluetooth Audio AUX Car Receiver Adapter for Citroen Picasso C1 C2 C3 C4 C4L C5 DS3 DS4 DS5 DS6 Elysee C-Quatre - AliExpress Bluetooth Audio AUX Car Receiver Adapter for Citroen Picasso C1 C2 C3 C4 C4L C5 DS3 DS4 DS5 DS6 Elysee C-Quatre - AliExpress](https://ae01.alicdn.com/kf/Hf11163a5e7744011882caf30eefd7c4d5.jpg_640x640Q90.jpg_.webp)
Bluetooth Audio AUX Car Receiver Adapter for Citroen Picasso C1 C2 C3 C4 C4L C5 DS3 DS4 DS5 DS6 Elysee C-Quatre - AliExpress
![12pin Car Radio Rd4 Bluetooth Music Aux Audio Cable Adapter Replacement For Citroen C2 C3 C4 C5 C6 C8without Microphone | Fruugo IE 12pin Car Radio Rd4 Bluetooth Music Aux Audio Cable Adapter Replacement For Citroen C2 C3 C4 C5 C6 C8without Microphone | Fruugo IE](https://img.fruugo.com/product/3/26/582282263_max.jpg)
12pin Car Radio Rd4 Bluetooth Music Aux Audio Cable Adapter Replacement For Citroen C2 C3 C4 C5 C6 C8without Microphone | Fruugo IE
![CTACT1A2DP Citroen Bluetooth Streaming adapter for Citroen C2 C3 C4 C5 C6 C8 Berlingo Jumpy Synergie with RD4 radio CTACT1A2DP Citroen Bluetooth Streaming adapter for Citroen C2 C3 C4 C5 C6 C8 Berlingo Jumpy Synergie with RD4 radio](https://www.incarconnections.co.uk/user/products/CTACT1A2DP_Citroen_bluetooth_streaming_adapter_interface.jpg)
CTACT1A2DP Citroen Bluetooth Streaming adapter for Citroen C2 C3 C4 C5 C6 C8 Berlingo Jumpy Synergie with RD4 radio
![For Peugeot 206 207 307 301 407 For Citroen C4 C5 C6 Car Bluetooth 5.0 Module Receiver Adapter Radio AUX Cable Adapter With MIC - AliExpress For Peugeot 206 207 307 301 407 For Citroen C4 C5 C6 Car Bluetooth 5.0 Module Receiver Adapter Radio AUX Cable Adapter With MIC - AliExpress](https://ae01.alicdn.com/kf/Sa270740f6a0c4c02a6783ce887fde904p.jpg_640x640Q90.jpg_.webp)
For Peugeot 206 207 307 301 407 For Citroen C4 C5 C6 Car Bluetooth 5.0 Module Receiver Adapter Radio AUX Cable Adapter With MIC - AliExpress
![Radio Harness Microphone Handsfree Bluetooth 5.0 AUX Adapter For Peugeot 206 207 307 301 407 For Citroen C4 C5 C6 Berlingo RD4 - AliExpress Radio Harness Microphone Handsfree Bluetooth 5.0 AUX Adapter For Peugeot 206 207 307 301 407 For Citroen C4 C5 C6 Berlingo RD4 - AliExpress](https://ae01.alicdn.com/kf/Sa9d2f43aa9494e1d89cf0982796d85adN.jpg_640x640Q90.jpg_.webp)
Radio Harness Microphone Handsfree Bluetooth 5.0 AUX Adapter For Peugeot 206 207 307 301 407 For Citroen C4 C5 C6 Berlingo RD4 - AliExpress
![Amazon.com: 12Pin Car Radio RD4 Bluetooth Music Aux o Cable Adapter Replacement for Citroen C2 C3 C4 C5 C6 C8With Microphone car aux cable Auxiliary Input Adapters (with microphone) : Electronics Amazon.com: 12Pin Car Radio RD4 Bluetooth Music Aux o Cable Adapter Replacement for Citroen C2 C3 C4 C5 C6 C8With Microphone car aux cable Auxiliary Input Adapters (with microphone) : Electronics](https://m.media-amazon.com/images/I/51E+Qphn7yL.jpg)
Amazon.com: 12Pin Car Radio RD4 Bluetooth Music Aux o Cable Adapter Replacement for Citroen C2 C3 C4 C5 C6 C8With Microphone car aux cable Auxiliary Input Adapters (with microphone) : Electronics
![Amazon.com: 12Pin Car Radio Rd4 Bluetooth Music Aux o Cable Adapter Replacement For Citroen C2 C3 C4 C5 C6 C8Without Microphone Car Aux Cable (without microphone) : Electronics Amazon.com: 12Pin Car Radio Rd4 Bluetooth Music Aux o Cable Adapter Replacement For Citroen C2 C3 C4 C5 C6 C8Without Microphone Car Aux Cable (without microphone) : Electronics](https://m.media-amazon.com/images/I/51fKdLfqaXL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 12Pin Car Radio Rd4 Bluetooth Music Aux o Cable Adapter Replacement For Citroen C2 C3 C4 C5 C6 C8Without Microphone Car Aux Cable (without microphone) : Electronics
![Amazon.com: 12Pin Car Radio RD4 Bluetooth Music Aux o Cable Adapter Replacement for Citroen C2 C3 C4 C5 C6 C8With Microphone car aux cable Auxiliary Input Adapters (with microphone) : Electronics Amazon.com: 12Pin Car Radio RD4 Bluetooth Music Aux o Cable Adapter Replacement for Citroen C2 C3 C4 C5 C6 C8With Microphone car aux cable Auxiliary Input Adapters (with microphone) : Electronics](https://m.media-amazon.com/images/I/61UmIgf7cwL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 12Pin Car Radio RD4 Bluetooth Music Aux o Cable Adapter Replacement for Citroen C2 C3 C4 C5 C6 C8With Microphone car aux cable Auxiliary Input Adapters (with microphone) : Electronics
![Amazon.com: Bluetooth Module Aux Cable, KIMISS Car Bluetooth Module Adapter Radio RD4 Stereo AUX IN Cable Replacement for Citroen C2 C3 C4 C5 C6 C8 : Electronics Amazon.com: Bluetooth Module Aux Cable, KIMISS Car Bluetooth Module Adapter Radio RD4 Stereo AUX IN Cable Replacement for Citroen C2 C3 C4 C5 C6 C8 : Electronics](https://m.media-amazon.com/images/I/51OnwlVVzML._AC_UF894,1000_QL80_.jpg)
Amazon.com: Bluetooth Module Aux Cable, KIMISS Car Bluetooth Module Adapter Radio RD4 Stereo AUX IN Cable Replacement for Citroen C2 C3 C4 C5 C6 C8 : Electronics
![Car iPod / USB / Bluetooth Adapter Dension Gateway Five for Peugeot/Citroën (GWF1PC1) - Car Solutions Car iPod / USB / Bluetooth Adapter Dension Gateway Five for Peugeot/Citroën (GWF1PC1) - Car Solutions](https://f00.psgsm.net/product/821454/RD4_Peugeot_Citroen_head_unit.jpg)
Car iPod / USB / Bluetooth Adapter Dension Gateway Five for Peugeot/Citroën (GWF1PC1) - Car Solutions
![Amazon.com: Jeanoko Bluetooth Audio Adapter Cable, Stable High Fidelity Plug and Play Car Audio Connector Clear Sound Bluetooth 5.0 for Replacing : Electronics Amazon.com: Jeanoko Bluetooth Audio Adapter Cable, Stable High Fidelity Plug and Play Car Audio Connector Clear Sound Bluetooth 5.0 for Replacing : Electronics](https://m.media-amazon.com/images/I/51-C-gVTLhL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Jeanoko Bluetooth Audio Adapter Cable, Stable High Fidelity Plug and Play Car Audio Connector Clear Sound Bluetooth 5.0 for Replacing : Electronics
![Amazon.com: Tbest Car Bluetooth kitCar Bluetooth5.0 Wireless Module Black Handsfree Mic Replacement for Citroen C2 C4 C5 C6 C8 : Electronics Amazon.com: Tbest Car Bluetooth kitCar Bluetooth5.0 Wireless Module Black Handsfree Mic Replacement for Citroen C2 C4 C5 C6 C8 : Electronics](https://m.media-amazon.com/images/I/71xo1Wc4yxL._AC_UF350,350_QL80_.jpg)
Amazon.com: Tbest Car Bluetooth kitCar Bluetooth5.0 Wireless Module Black Handsfree Mic Replacement for Citroen C2 C4 C5 C6 C8 : Electronics
![Forums / C4 Picasso and Grand Picasso General questions / C4GP Bluetooth Hands Free Unit location ? - C4 - DS4 Owners Forums / C4 Picasso and Grand Picasso General questions / C4GP Bluetooth Hands Free Unit location ? - C4 - DS4 Owners](http://c4owners.org/plugins/forum/attachment/27215/1346124180_27215_FT0_f66bqrq.jpg)