TrekStor 51416 4GB QU USB-Stick (Black) Hi Speed USB 2.0 Connection (Downward Compatible to USB 1.1) Very Fast Data Transfer: 170 x Speed / 80 x Speed (Read / Write) LED Indicator Preformatted and Without a Driver Ready for Plug and Play Compatible with Windows 2000, XP, Vista, Mac OS X, Linux from Kernel 2.6.x