SuperSpeed. Versatile. Tool-free. A premium dock for your 2.5" and 3.5" SATA drive (SATA I, II, & III supported). Uses the ASMedia 1051E chipset and firmware with UASP support and more for maximum performance and features. Supports 6TB+ drives on 64-bit operating systems (use drives less than 2TB for 32-bit Windows). Updated USB 3.0 host controller drivers highly recommended for best performance and stability.