The S322SAT3R internal drive-mounted SATA RAIDadapter lets you connect two SATA hard drives to a single SATA connector on your motherboard, and build a hardware RAID array. This versatile RAID adapterfeatures a built-in hardware RAID controller, supporting JBOD, BIG, RAID 0, and RAID 1 -- to achieve greater drive capacity, secure data redundancy or improved systemperformance. With two included SATA cables you'll have everything you need to ensurea hassle-free installation. This plug-and-play HDD adapter is easy to install, mounting directly to your drive without any additional hardware or software installation. To maximize performance and utilize the full speed potential of your SATA III hard drives,this HDD RAID controller supportsSATA IIIfor transfer speeds up to 6 Gbps when paired with a compatible controller. The S322SAT3R is backed by a StarTech.com 2-year warranty and free lifetime technical support.