Usb 2.0 Handy sliding lidless design, cap-less without needing to worry losing caps Light and easy to carry with built-in stripe hole design Offers a handy mobile storage solution to save, transport and share your files, photos, videos, music and more Performance: 4GB-64 gb : mimimum of 4mb or 14mb sec writeorread System: window 2000 or XP or Vista, Windows 7, 8 Mac OS: 10.3 and above