... ,DVD-DW,CD-ROM,DVD-ROM USB to 2.5 ATA+3.5 ATAFeatures:1.Backwards compatible with USB 2.0 ... class,Bulk-only transport specification Revision 1.33.Compliance with serial ATA specification Revision 2.64.Hot swappable,plug and play5.Support ... USB 2.0 to Sata cable,USB to 2.5 ATA+3.5 ...