Integrating data, power and USB signals into a single cable this eSATA cable connects external eSATA + power devices to an eSATA + power and USB capable controller. It also allows USB devices to be connected via the USB Type Mini B Male connection. A 1.3mm Mini 5V DC jack plug can power external USB devices such as enclosures, USB hubs etc. Compatible with the latest generation of computers and interface cards that support Power over eSATA and combined USB. The cable may be used in conjunction with our 2 Port Power over eSATA +USB PCI Express card.