SuperSpeed Plug and Play USB 3.0 to SATA Hard Drive Adapter w/One Touch Backup Supports 2.5" & 3.5" SATA hard drives Supports 5.25" Optical CD/DVD-RW SATA drives SuperSpeed USB 3.0 with data transfer rate of up to 5Gbps Backwards compatible with USB 2.0 and USB 1.1 One Touch Backup button