1、Applicable Model: Car AUX audio cable, replacement for Citroen C4 C5 C6 C8 C2 C3, replacement for Peugeot 207 307 308. 2、Strong Compatibility: Bluetooth 5.0 version, and compatible with 2.0 3.0 4.0 other versions of Bluetooth, can support the commonly used MP3 format audio, but also support the WMA WAV FLAC. 3、Large Capacity Transmission: High‑quality audio format decoding, non‑ordinary Bluetooth functions, can support DSD large capacity transmission. 4、No Functional Limitations: Function via Bluetooth‑enabled devices. Allows you to connect an external audio source. It is possible from your smartphone to your car stereo to stream. Pair your phone with our bluetooth module,and choose Aux from your radio. 5、Long Service Life: According to the original design, processed with high‑quality ABS materials, wear‑resistant, high‑temperature resistant, and have a long service life.