usb flash drive/Iphone Touch pen 1, Usb flash drive factory 2, Pass CE, ROSH, ... 2.0 Certified Compatible With USB 1.1 For Mac and PC, No Driver Req.* No External Power Required Functions ... needed for Windows ME/2000/XP, Mac OS 9.x and above.Supports Windows 98SE 2,Alternative3,Packing choice4, OEM ... for Windows ME/2000/XP, Mac OS 9.x and above.Supports Windows 98SE 2,Alternative3,Packing choice4, OEM ...