Monoprice 107637 1 Port Internal SATA to eSATA Bracket (107637) This 1 port internal SATA to eSATA converter bracket gives your computer's internal SATA connection the capability to be used with an external eSATA device like Hard drives DVD drives and devices that specifically use an eSAtA connection The bracket supports data transfer rates of 3Gbps and can easily be connected to your computers available SATA port to expand your PC with on external eSATA connection This slot bracket enables you to expand your PC by one external eSATA port Interfaces: 1x SATA 7 pin internal & 1x eSata external Cable length: 20 inches System requirements: One free SATA port on motherboard One free PCI slot bracket