Converts two internal SATA + USB ports to an external backplate for use with power over eSATAp devices Supports SATA I and II transfer speeds of 1.5Gbps and 3Gbps Supports USB speeds of up to 480Mbps Provides 5V DC and 12V DC power for use with compatible external devices Supplied with internal power and USB connection cables (30cm) 10 Year warranty Multilane Bridge Board for SATA Storagealso available. This backplate adapter card allows you to add two external power over eSATAp + USB expansion ports in a PC or server. In addition it has a 5 to 12V power supply for the eSATAp and USB ports respectively.