Designed for a single 5.25"" IDE drive device (or 3.5"" IDE devices with adapter bracket such as StarTech's BRACKET). High speed USB 2.0 interface provides plug and play installation. Includes universal AC input (90~260V) power supply, cooling fan, RCA jacks for CD-ROMs. Lockable, shielded ""clamshell"" enclosure matches other computer equipment. Connects to a PC through a standard USB port. Includes software drivers for Windows 98, Windows 2000. Works with Windows 98, Windows Me, Windows 2000, and Windows XP. Works transparently with USB enabled Macintosh computers.