Combo card reader Combo card reader (SDHC + MS + T-flash + M2) + 3-port USB hubUSB (universal serial bus) 2.0 specificationSupports SD, SDHC, mini SD, MMC, RS-MMC, MS, MS Duo, MS Pro Duo, mini stick, Memory Stick Duo, Memory Stick Pro, T-flash, M2 (no need adapter)Windows 7/Vista/98/SE/Me/2000/XP, Mac OS 9.2 and later versions

hi speed usb 2.0 combo (card reader + usb hub)