Motherboard 20 Pin connector for expanding 2 USB 3.0 ports. Stable and reliable Chipset Renesas D720202. Compliant with USB 3.0 specification. Date transfer rate up to 5.0Gbps / 625MB/s. Compatible with USB 2.0 & 1.1 specification. Compliant with Single-Lane (x1) PCI-Express specification revision 1.0a. Supports 2.5Gbps PCI-E bus with full duplex channel. One motherboard 20 pin male connectors available. Plug & play and hot swapping capability. Bus-powered mode and no external power required for most of peripherals. 4 pin power connector available for some high current consumption peripherals. Support Windows XP / Vista / 7 / 8/ Server 2008. Package Content: 1X Brand New Motherboard 20 Pin PCI-E Card. 1X Driver CD.