Multimedia platform which is inserted in the U disk
Multimedia platform is usually equipped with multimedia center control, and the central panel will have USB interface. If the interface is connected with the computer interface during the construction process, plug in the U disk will be available.
If there is no controller USB interface on the platform, you can see if there is no extension line connector of USB, extending out of the platform, if not, you can only find the USB interface on the computer host.