Use your internal SATA drives without cracking open your computer case with this USB 3.0 Docking Station from Monoprice. The Docking Station mounts a standard, internal 2.5" or 3.5" hard drive and connects to your PC with a USB 3.0 connection for maximum speed, up to 5 GB/sec. It supports SATA I and II drivers, with transfer rates up to the maximum 3 GB/sec supported by SATA II. The hard drive dock transfer data quickly and easily through USB 3.0 at speeds up to 5Gbps. Do not try to insert or withdraw HDD or SSD when another hard drive running.