Fits into 3.5" drive bay. 2 extra front panels included. Connected by motherboard USB internal 9-pin header. Powered by motherboard. Compatible: CF I, CF II, MD, Mini SD with adapter, SD, SDHC, MMC, RS-MMC, MS, MS PRO, MS DUO, MS PRO DUO, M2, Micro SD, T-Flash, X card. 1 extra USB v2.0 port, LED indicators, 6 slots. Windows 2000/XP/2003/Vista/7