COMPATIBILITY -- SUMBLIME SATA to USB adapter is compatible with all existing IDE, ATAPI devices such as a CD-ROM, CD-RW, DVD-ROM and 2.5"/ 3.5" IDE & SATA hard drives. Complies with ATA, ATAPI-66 Specification 1.0. Our hard drive to USB adapter supports Windows 98/ME/2000/XP/Vista and Mac OS. APPLICATION -- Our SATA to USB adapter turns any standard IDE or SATA drive into a convenient external drive. You can connect to an external drive to add storage, perform backups and transfer files to your computer. This hard drive to USB adapter is so portable that you can tuck it away in a laptop bag. HIGH SPEED TRANSFER RATE -- high speed transfer rate up to 480 MB/s with USB 2.0. Limit depend on the IDE device/SATA device and the driver.