Sabrent EC-UEIS7 Hard Drive Enclosure: * USB 2.0 * Supports Standard 3.5" Serial ATA or IDE Hard Drives * Ultra Light Aluminum Case * Easy access on PC or Notebook * Equipped with LED indicates Power and Action status. * Supports Wakeup ability * Supports 480Mbps high-speed data transfers * Supports 3.5-inch IDE hard disk drives * Support 3.5" Serial ATA (SATA) Hard Disk Drives * Hot-swappable * Built in Cooling Fan to reduce Heat. * Requirements : Windows 98SE/2000/ME/2003/XP/Vista MAC OS X Retail