How do old car radios play songs on USB flash drives?

You can play songs in the following ways.

1. First, prepare a USB flash drive with songs in it.

2. After that, you can find the USB interface at the armrest of the vehicle.

3. Then insert the USB flash drive into the USB flash drive interface of the vehicle.

4. Then click the switch in the central control position of the vehicle to turn on the car audio.

5. Click the AUX button on the vehicle central controller.

6. The songs played afterwards are the songs on the USB flash drive.