Capacity: 16MB/32MB/64MB/128MB/256MB/512MB/1GB/2GB Interface: Hi-Speed USB (USB2.0) Power Supply: USB bus power (no external power supply) Transfer Rate: Reading 25MB/sec (max) Writting 19MB/sec (max) Weight: 3g Accessory: Main Unit, Storage Case, Lanyard Software included: Disk Partitions, Security Function