Usage Tips: Made of durable material, practical and long-lasting for everyday use. Function via Bluetooth-enabled devices. No functional limitations when used with car radio. Allows you to connect an external audio source for expanded playback options. With the advancement of wireless technology, seamless connectivity has become essential. Features Bluetooth 5.0 protocol, backward compatible with Bluetooth 2.0, 3.0, and 4.0. Supports common audio formats including MP3, WMA, WAV, and FLAC. Capable of high-quality audio decoding, offering stable data transfer between devices and high-fidelity sound performance, ideal for music enthusiasts. Also supports hands-free usage for watching videos, navigation, and more. Installation: Plug into the CD player jack (please confirm compatibility with your socket). Pair your mobile phone with the Bluetooth module, select aux audio input, and begin playing music from your phone. Compatibility: For C2 2005+ Blaupunkt/VDO/Bosch RD4 For C3 2005+ Blaupunkt/VDO/Bosch RD4 For C4 2005+ Blaupunkt/VDO/Bosch RD4 For C5 2004+ Blaupunkt/VDO/Bosch RD4 For C6 2005+ Blaupunkt/VDO/Bosch RD4 For C8 2004+ Blaupunkt/VDO/Bosch RD4 For Berlingo 2005+ Blaupunkt/VDO/Bosch RD4 For Synergie 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot Expert 2007+ Blaupunkt/VDO/Bosch RD4 For Peugeot 207 2006+ Blaupunkt/VDO/Bosch RD4 For Peugeot 307 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 307SW 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 307CC 2004+ Blaupunkt/VDO/Bosch RD4 For Peugeot 308 2007+ Blaupunkt/VDO/Bosch RD4 For Peugeot 407 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 407SW 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 607 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 807 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 1007 2005+ Blaupunkt/VDO/Bosch RD4 For Peugeot 4007 2007+ Blaupunkt/VDO/Bosch RD4