... your 2.5"/ 3.5" IDE hard drive or SATA hard disk as an additional external hard driveConnect your SATA / IDE device to ... your computer through a USB portSupports SATA Hard drive, 2.5" laptop hard drives, 3.5" desktop hard drives, CD-ROM, DVD-ROM, CD-RW ... software neededSupports Windows ME/ 2000/ XP/ Vista/Win7 and Mac OSSuggested Applications: 2.5" IDE Hard Disk/ 3.5" IDE Hard Disk/ SATA Hard Disk ...