Applicable models, suitable for various aftermarket CD players, such as Alpine, Pioneer, Clarion and other navigation machines. The original car has an AUX IN lotus female audio head at the back, which can be plugged with the RCA male head to realize Bluetooth music.Bluetooth version: 5.0Product voltage: 5-12VProduct features: Using Jerry Bluetooth main control chip, Bluetooth 5.0 version, high-speed transmission without distortion, and sound quality can reach high-definition standards. The car Bluetooth music player has wireless music transmission function, for the old and current car audio, because many consumers find that listening to music is a very troublesome thing. If there is no car without a reserved audio input port, it is necessary to burn a disc, and the sound source of the disc is updated slowly, which is inconvenient. For example, some cars are equipped with an external audio input port to listen to music, and a long signal line is also required, which is very inconvenient to drag on the center console. If you use Bluetooth transmission, you can say goodbye to clutter and play music online. In the era of streaming media, various online apps are quite convenient and the sound source is updated in a timely manner. This product is designed for different brands of cars. According to the interface reserved behind the original car host, it is equipped with different connectors. The product uses a wide range of voltage input to adapt to different usage environments.Quantity: 1, Color: Black