Peugeot Citroen RD4 RT3 Can-Bus Bluetooth Adapter, Digital Car Stereo Aux Interface with USB Charging Cable 3.5mm Audio Input Port for Peugeot 2004 + Citroen 2005+: Amazon.de: Electronics & Photo
Peugeot 308 CD player radio stereo PLUS VIN Coding and Removal Keys RD4 Headunit | eBay
Car DMC Bluetooth Hands Free A2DP USB Drive AUX Adapter for Peugeot RD4 3 2 1 Blaupunkt Radio MP3 Audio CD Changer for Citroen - AliExpress
Autoradio RD4 CD pour Peugeot citroen - Slugauto
Autoradio Peugeot Citroën RD4 - Équipement auto
Bluetooth Handsfree Kit Compatible with Peugeot 307 407 508 Citroen C5 RD4 C6 Blaupunkt VDO Bosch Radio, Car Wireless CD Stereo AUX Music Interface: Amazon.de: Electronics & Photo