1)USB Version 1.1/2.0 interface. 2)Capacity from 16MB to 2GB. 3)10 years data retention.More than 1,000,000 times data encryption 4) Support computer double start up USB-FDD and USB-HDD USB interface, plug and play 5) Driverless Installation for Windows ME/2000/XP 6) Data Read Speed >10MB/S; Data Wirte Speed >4.5MB/S 7) Quakeproof, dampproof,dustproof 8) Support BIOS Booting as USB ZIP & USB HDD 9) Unique Embedded Encrypting Technique to Protect Your Privacy and Data