Power Over eSATA eSATAp II & USB 3.0 USB3.0 to PCI-E PCI Express Card w/ Motherboard 20 pin Connector No additional power required for 2.5" HDD/SSD via Power eSATA port. A super fast and high-capacity data transfer solution via USB 3.0 port. Motherboard 20P connector available for expanding 2 more USB 3.0 ports to PC case front panel. Compliant with USB 3.0 specification. Compliant with Serial ATA II specification.