[Convert a PCIe Slot to RJ45 USB Ports]: Merge USB 3.0 and GbE into a single PCIe combo card. Works with any PCI Express x1, x4, x8, x16(Only for PCIE slot, not PCI interface suitable). [1000Mbps Ethernet Network Adapter]: Gigabit Ethernet delivery 10/100/1000Mbps, features with RJ-45 LAN network controller. [Effective USB 3.0 performance enhanced by UASP]: Support data transfer rates up to 5 Gbps and is enhanced with UASP support, which can perform ~70% faster read speed and 40% faster write speed over traditional USB 3.0. It is downwards compatible with USB2.0/USB1.x. [Support OS]: Works with Windows 7, 8/8.1, 10; Windows Server 2008 , 2012, 2016. Color: black Material: PC+metal Package Contents: 1 x Riser card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.