The Sabrent CR-UMSS 2-Slot Card Reader offers a compact solution to access the most popular flash media, including SD, SDHC, Mini SD, Micro SD,T-Flash. Easily transfer files from your flash memory to your computer at superfast USB 3.0 speeds of up to 5Gb/s (reverse compatible with USB 2.0); or you can use the Card Reader, with memory inserted, as a virtual thumbdrive and transport your files from your computer on the go. The driverless plug & play solution makes for easy installation and no driver CD is needed. Also includes an LED to indicate power and activity. Available Slots: * SD/SDHC/MMC * T-Flash/MicroSD How it works: Simply Plug & Play Requirements: Windows XP/Vista//7/8 Mac OS X v10.3.9 or later Available USB port (USB 3.0 port for Hi-Speed mode) What"s in the Box: CR-UMSS Card Reader/Writer Includes a protective cover for the USB connector Warranty: 1 year limited warranty