SIIG's USB 3.0 Internal Bay Multi Card Reader is a front access multi-format memory card reader with an extra USB 3.0 port that fits in any standard 3.5" drive bay of the computer. It features power and access LED indicators and supports memory cards such as SD, SDHC, microSD, MMC, MemoryStick (Pro & Duo), CF, xD. It is a perfect choice for computer users who are looking for a multi-format flash memory card reader/writer that can be accessed from the front drive of the computer.