The SDOCKU33HW USB (Universal Serial Bus) 3.0 Dock with Fast Charge USB (Universal Serial Bus) hub lets you easily connect & swap 2.5in or 3.5in SATA III hard drives (HDD) & solid state drives (SSD) through an available USB (Universal Serial Bus) port. The enclosure supports UASP & delivers optimal performance with a USB (Universal Serial Bus) 3.0 connection, but is also backward compatible with USB (Universal Serial Bus) 2.0/1.1 host connections. The Hard Drive Dock features a built-in 3-port USB (Universal Serial Bus) 3.0 Hub that enables you to connect up to 3 additional USB (Universal Serial Bus) 3.0 devices to your computer through the same USB (Universal Serial Bus) host connection. One of the ports on the hub also has Fast Charging capabilities, that charges iPad’s & other mobile devices as effectively as through a wall plug. This Fast Charge Port has been specially designed for compatibility with a wide range of tablets & smartphones. With support for UASP, the dock performs up to 70% faster than conventional USB (Universal Serial Bus) 3.0, when paired with a UASP-enabled host controller to utilize the full potential of your SATA III hard drives. With support for SATA I/II/III, large capacity drives (tested up to 4TB), & 2.5in or 3.5in hard drives this HDD/SSD docking station is compatible with virtually any SATA hard drive, & greatly increases the storage/backup capabilities of your computer. Plus, the dock features configurable power management, which reduces energy consumption & helps extend the life of your drives by avoiding unnecessary access.. Extend the value of this hard drive docking station further with the addition of our SATA to IDE Hard Drive Adapter (SAT2IDEADP), allowing easy insertion of any 2.5 or 3.5in. IDE hard drive into a SATA hard drive dock.