... /512MB/1GB/2GB/4GB/8GB/16GB No driver needed in Windows ME, Windows 2000, Windows XP,Mac 9.x orlater,Linux Kernel 2.4 ... or later. Only Windows 98 and Windows 98SE need the enclosed driver ≥10 Years 5.FUNCTION ... Password Protection ,Auto-run Function ,Bootable Function ,ReadyBoost Function under Windows Vista system is optional 6.Product Dimension 7.34*2 ...