The SDOCK2U33 Dual 2.5/3.5" SATA hard drive docking station lets you dock and swap drives from your desktop or laptop computer simultaneously, using a single USB port.<br>Enhanced with UASP (USB Attached SCSI Protocol) , this hard drive docking station lets you get the most out of the fastest drive technologies such as SATA III (6 Gbps) , solid state drives (SSD) and hybrid, drives with performance up to 70% faster than conventional USB 3.0 when paired with a UASP-enabled host controller. See our UASP testing results below for further details.<br>The hard drive dock features independent power buttons for each individual drive, ensuring you can operate each hard drive separately. This gives you the freedom to hot-swap one drive while transferring data to another, saving you time.<br>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.<br>To ensure compatibility with your computer system, the SDOCK2U33 supports all of the leading operating systems, including: Microsoft Windows (8/7/Vista/XP/Server 2008/Server 2003) , Apple OSX (10.9/10.8/10.7/10.6) , Linux, and Google Chrome OS.<br>SDOCK2U33 is backed by a StarTech.com 2-year warranty and free lifetime technical support.<br>Improved Performance with UASP<br>UASP is supported in Windows 8, Mac OSX (10.8 or above) , and Linux. In testing, UASP performs with a 70% faster read speed and 40% faster write speed over traditional USB 3.0 at peak performance.<br><br>At the same peak in testing UASP also shows an 80% reduction in required processor resources.<br><br>Testing results were obtained using an Intel Ivy Bridge system, a UASP-enabled StarTech.com Enclosure, and a SATA III solid state drive.