How to play mobile phone music in the car is as follows:

(1) Use the data cable. Plug the mobile phone connection data cable into the USB interface of the car system to play the song files in the mobile phone folder.

(2) Use a double-ended audio cable. Plug one end of the audio cable into the headphone jack of the mobile phone and the other end into the built-in AUX interface of the car system, then turn on the phone to play music.

(3) Through Bluetooth function. Turn on Bluetooth, pair successfully, and then click on the phone to play music.

(1) Car MP3 products are a modern trendy product and are pursued and loved by many audio enthusiasts. Gradually, remote control car MP3s and electric car MP3s began to replace traditional MP3s.

(2) It is also called an audio converter, a car MP3 wireless transmitter or an MP3 car audio companion, etc. It can be used with an ordinary MP3 player to form a car MP3 audio system. It is an emerging car audio product in the 21st century. Currently, there are many common similar car MP3 devices

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Reference: Baidu Encyclopedia: Car MP3)