ProHT USB 2.0 Hard Drive Enclosure - 2.5" IDE (08411), Ultra Slim 2.5-Inch IDE to USB 2.0 External Aluminum Hard Drive Enclosure, Full Aluminum Made, Supports Mac OS9.1/Mac OS X. Ultra Slim 2.5-Inch IDE to USB 2.0 External Aluminum Hard Drive Enclosure Full aluminum made. Ultra-Light Aluminum Case provides heat dissipation. Bus power or 2nd USB power or AC/DC adapter (option). Built-in USB2.0 to IDE interface. Controller with general IDE interface & bulk-only transfer of USB mass storage class support up to UDMA66 for storage device. Supports USB V1.1/2.0. USB 2.0 connection (backward compatible with USB 1.1 specifications) provides a 480 Mbps transfer rate.CaseWin2000/ME/XP,Win98 with driver. Supports Mac OS9.1/Mac OS X. Easy installation, tool free. Quick Setup Guide. 100% Lifetime Warranty.