Easy to take, use and install, no additional software installation required.
Super-Speed USB 3.0 interface, backward compatible with USB 2.0/1.1.
Subject to the speed of memory card itself, only the SDXC card can reach the speed of USB 3.0 at the present.
Powers via USB port, no additional power supply needed.
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Card Compatibility
SD-XC, SD, MMC, RS-MMC, SD-HC, Micro SD, Mini SD (required adapter not included).
System Requirements
Windows 8 / 7 / Vista, MAC OSX, and a USB port.
Usage notes:
*The Card Reader is 1.38in. (35mm) wide (about the width of two USB ports). Please check to ensure your USB port has ample space around it.
*Data transfer rates are subject to the speed of the memory card itself and your computer's USB ports. With the Uspeed USB 3.0 Card Reader, you can fully enjoy the transfer rates of current high speed cards formats including SDXC, Micro SDXC, high-speed CF (UDMA), UHS-I, and high-speed MS (HX).
*Users using older versions of Windows XP or Mac OS X may need to install operating system upgrades or patches to support the exFAT file system of many high capacity cards (64GB or higher).