Universal SATA and SATA II Hard Drive Adapter for 1.8 2.5 3.5 and 5.25 HDD and Optical Drives JM20339 SATA to USB chip for DUAL Drive Usability Convert 1.8'/2.5'/3.5' Serial ATA HDD and 5.25 Serial ATA Devices into USB2.0 interface Power adapter for 3.5/5.25 devices; Bus-Power for 2.5 HDD OS Compatibility:Windows 98, Me, XP, 2000, 2003, CE, Vista, Windows 7, and Windows 8 as well as Linux and Mac OS 10.X