Function VIA Bluetooth-enabled Devices. Only fit for . No functional limitations of the car radio. Allows you to connect an external audio source. It is possible from your smart phone to your car stereo to . And pair your phone with Bluetooth module,and Aux from your radio. You can enjoy music from your phone through car speakers Work with /for / 5/5C/5S/6/6 plus//// and any other phones or pads Bluetooth 4.0 version, and compatible with 2.0 3.0 4.0 other versions of Bluetooth, can support the commonly used MP3 audio, also support the WMA/WAV/FLAC, and other high-quality audio decoding, non-ordinary Bluetooth functions, can support DSD capacity mission Very easy installation. Installation : Red power cable connected to 12V+ Black power cable connected to 12V- Bluetooth module connector: 12V Cable length: 20cm(.) Colour: Black Material: Plastic Package Contents: 1 x Bluetooth AUX audio cable (with OPP bag) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.