AGPTEK Mini HD Media Player features a host of useful features. USB storage: built-in internal flash allows USB 2.0 storage. Only 10 MB of capacity, it can easily connect to any USB HOST port, no external power needed. Compatible with Windows and MAC OS. Can drive external USB storage devices such as a USB hard drive or USB stick, and read or manage files on them. SD / SDHC player: directly read SD / SDHC card, and play or manage files on the TV, can read SD / SDHC card on computers.