The USB3S2SAT3CB USB (Universal Serial Bus) 3.0 to SATA adapter cable lets you connect a 2.5" SATA hard drive or solid state drive to your computer through an available USB (Universal Serial Bus) port. The cable supports UASP, allowing for transfer speeds up to 70% faster than conventional USB (Universal Serial Bus) 3.0, which enables you to utilize the full potential of your SATA III SSD/HDD, when paired with a UASP-enabled host controller. See our UASP testing results below for further details. his portable, cable-style adapter makes it easy to swap between hard drives without having to install your drives in an enclosure, & features a lightweight design with no external power required, for easy storage in a laptop bag or carrying case. The USB3S2SAT3CB is backed by a Star Tech.com 2-year 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. The Star Tech.com Advantage Maximum portability with cable-style adapter, & no external power adapter required Time-saving file transfers, up to 70% faster than traditional USB (Universal Serial Bus) 3.0 when used with a UASP-supported host