USB Pen 1. full copper material 2. Capacity:128MB,256MB,512MB,1GB,2GB,4GB,8GB,16GB 3. Colorful 6 body colors & others USB pen MB21081) Hardware: PC, notebook or Macintosh with USB port2) Operating system: Windows Vista,Windows98/SE, WindowsMe/2000/XP, Linux 2.4.X, Mac OS9.1/Mac OS X or above, which support USB mass storage protocol3) Drivers: only Windows 98/SE needs the driver4) Capacity:128MB, ...