1) USB 2.0 or USB 1.1 interface 2) Storage capacities:Memory flash 32M/64MB/128MB/256MB/512MB/1GB/2GB/4GB(Optional) 3) compatibility: Windows 98/SE, Windows ME, Windows 2000/XP, Mac OS 9.X or later, Linux 2.4 or later. 4) No driver installation needed, only Win 98SE need driver. 5) Speed: Read:960KB/s(1.1) / 8MB(2.0) Write:860KB/s(1.1) / 7MB(2.0) 6) LED indicator 7) Deft configuration, shockproof and moisture-proof 8) Hot plug-and-play 9) Over ten years data retention 10) Accessories: Extension USB Cable, Manual. CD-Rom