leather USB high speed, big storage fast delivery customer logo is available leather USB Available Capacities128MB, 256MB, 512MB, 1GB, 2GB, 4GB, ... 16GB,32GB,64GB,128GB,256GBCompatibilityPC or Notebook with a USB interfaceOperating SystemsWindows Vista/XP/2000/ME/98/95, ... 2.4.X, Windows 7SpeedRead speed:20MB/s, Write speed:10MB/sTransfer RateHigh Speed USB 2.0. USB 1.1 CompatibleData Retention10 Years ...