Features: 1.It can be connected to the 6-pin connector on the back of the radio. 2.You can plug this item into the rear radio and connect the red cable to 12 V and the black cable to 12 V. 3.Combine your phone or tablet with the Bluetooth module, select Aux from your radio, and then you can use your phone to play music through your car speakers. 4.You can listen to music on your phone, tablet and MP3 (should have Bluetooth). 5.It is designed for car use, specially made according to the car port. Specification: Features: It can be connected to the 6-pin connector on the back of the radio. You can plug this item into the rear radio and connect the red cable to 12 V and the black cable to 12 V. Combine your phone or tablet with the Bluetooth module, select Aux from your radio, and then you can use your phone to play music through your car speakers. You can listen to music on your phone, tablet and MP3 (should have Bluetooth). It is designed for car use, specially made according to the car port. It uses Bluetooth 4.0 protocol and is compatible with other versions of Bluetooth such as protocols 2.0, 3.0, 4.0. It supports common MP3 format audio and WMA, WAV, FLAC. Support decoding of audio format to give you better sound quality. Can support DSD large-capacity transmission, the data transmission between devices is stable, and sound quality is real. Specification: Condition: Brand New Color: Black Material: ABS Wiring: Black-Groundline GND Red-12V ACC Fitment: Fit for Alfa Romeo 159 2007- Fit for Fiat Grande Punto 2007 Package List: 1 x Audio Line Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. PackageList: