512MB -64GB capacity New retractable USB connector Sleek, convenient one piece chrome detailed design Plugs directly into USB 2.0 and 1.1 ports Pre-loaded with Virtual Expander to virtually store 3 times as much data2 Compatible with Windows 98, 2000, ME, XP and MAC OS 9 and higher Portable. Retractable. Easy to use. The Micro Vault USB Flash Drive provides virtual capacity in a one-piece chrome design Available Capacities 512MB, 1GB, 2GB, 4GB, 8GB, 16 GB, 32GB Compatibility PC or Notebook with a USB interface Operating Systems Windows Vista/XP/2000/ME/98/95 and Mac OS 8.6 and above Drivers Only required for Windows 98/95. Online download available Transfer Rate High Speed USB 2.0. USB 1.1 Compatible Data retention 10 Years Minimum Dimensions L x W x H 2.8" x 0.95" x 0.48" (68.6mm x 23.6mm x 12.2mm) Imprint Surface Metallic Warranty Lifetime Warranty