usb memory stick: USB 2.0 +16MB~16GB capacity optional+competitive price+reliable quality+prompt delivery USB memeory stick:New toys USB flash driveUSB specifications: 2.0 compliantCapacity: 16MB to 16GBStorage media flashOperating system: Microsoft Windows 98 SE (driver required), 2000, XP, Mac OS 9.X and Linux 2.4.X Toys USB Flash Drive with 16MB to 16GB Memory Capacity and Storage Media Flash