SanDisk SDDR-86-07 6 in 1 USB 2.0 Hi-speed Reader Hi-Speed USB 2.0 certified for fastest data transfer, with backwards compatiblity with all USB 1.1 ports All four memory slots are active, which allows you to copy data between the different memory cards at the same time Separate reader and docking station for quick desktop/laptop connectivity Easy to use; just drag and drop your files Compatible with Windows 98 SE, ME, 2000, XP and Macintosh OS 9.1x+ and OS X v10.1.2+