Product Name: 3 in 1 high-speed card (SD card, MMC card, USB flash disk) Item No: S-MC-0710 Product Detail: 1) Standard SD card size: 32 x 24 x 2.1mm 2) High speed USB disk: standard USB 2.0 speed, R/W: 9.5M / 8.5M/s 3) High speed SD card: almost same speed as 80X SD card (maybe different from various devices) 4) Thinnest: the thinnest USB disk in the world (only 2.mm), easy to be stored in wallet 5) Capacity: 64M - 2G 6) System Requirements: Windows 2000 Sp4: XP Sp2 Mac OS 10.1.2+ USB High Speed Hub Port (600MA) One available USB port