The SDOCKU33BV UASP-enabled USB (Universal Serial Bus) 3.0 docking station makes it easy for you to 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 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 large capacity SATA I/II/III drives (tested up to 4TB), & 2.5in or 3.5in drives this HDD/SSD docking station is compatible with virtually any SATA drive, & greatly increases the storage/backup capabilities of your computer. 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. The SDOCKU33BV is backed by a 2-year Star Tech.com warranty & free lifetime technical support. enhanced Performance with UASP UASP is supported in Windows 8, Mac OSX (10.8 or above), & Linux. In testing, UASP performs with a 70% faster read speed & 40% faster write speed over traditional USB (Universal Serial Bus) 3.0 at peak performance.