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 slotbracket 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