The Welland TURBO LEOPARD SATA Drive Docking offers USB3.0 SuperSpeed transmission rate of up to 5Gbps. The computer is capable of reading and writing to the external drive at its maximum speed, but it is also backward compatible with USB2.0 host controller of your computer. (Using USB3.0 host controller is recommended.) The ME-601S is brilliant in its simplicity. No more assembly, no more screws, just plug and play. One Touch Backup feature allows users to copy files from their PC to the external drive. Especially, the SATA Drive Docking supports 2.5"/3.5" SATA drive, it is a handy storage solution for professionals.