brand new and high quality Features: Super Speed USB 10Gbps super speed USB 5 Gbps Hi-Speed 480 Mbps Full-speed 12 Mbps Low-speed 1.5 Mbps Downwards compatible to USB 3.0,USB 2.0,USB 1.1 Power supply via PCI for Express interface or via 15 pin power connector. Specification: Model: TXB055 Port Number: 1xUSB 3.1 Type-C ,2 x USB 3.0 Type-A Interface: PCI for Express 1X Slot Support for Windows XP/Win7/Win8/Win8.1/Win10 for PCI-E X1 X4 X8 X16 slot Material: PCB Baffle Size: approx.120mm/4.72in Color: As pictures shown Quantity: 1 Pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Expansion Card