1) Capacity: 128MB/256MB/512MB/1GB/2GB/4GB
2) USB 2.0 interface  
3) Original flash chip  
4) Password setting  
5) Shock-proof and moisture-proof, metal & plastic shell
6) High speed to read at 16MB/s, write at 8MB/s.  
7) Hot plug and play  
8) Operating system: Windows98/NT/ME/2000/XP or higher (driverless above Win98)