Compact Size and Durable 1.5GB USB External Hard Drive. USB Powered Bootable (Required Mainboard BIOS Support) 5MB/s Ultra High Speed Compact Size and Durable Total Price Power USB Bus Powered Weight 40g Size 50mm(W) x 67mm(H) x 12mm(D) Supported OS Window XP / 2000 / ME, Mac OS 8.6 and above (Windows 98 / SE - Driver Installation Required) Transfer Speed 5MB/s in Reading / Writing Interface USB 2.0 Capacity 1.5GB RAM 32 MB Processor Pentium 233 or faster CPU CD-ROM drive Required Operating System Microsoft Windows 98/SE, Windows ME, Windows 2000, Windows XP USB port Required Traveler Bag CD-ROM - Driver & Utility USB Extension Cable