Mini All-in-1 Memory Card Reader Blue Compatible with: Secure Digital: miniSD (with adapter), microSD/TransFlash (with adapter), Compact Flash: CF I, CF II, CF Ultra II, MicroDrive, xD Picture Cards, Memory Stick: Memory Stick, Memory Stick Pro, Memory Stick Duo, Multimedia Card: MMC I, MMC II, RS-MMC, HS-MMC - Compatible with Sony, SanDisk, Toshiba, Lexar High reading speed: over 4.3Mbps.High writing speed: over 1.3Mbps compatible USB 2.0 /1.1 . (all in 1 blue) Hot-swappable supported, plug and play.LED indication for both power on and operation Low power consumption, suitable for desktop and notebook OS supported, Windows 98SE, 20, ME, XP, Mac8.6 supported