Features: Brand new and high quality This 7-port USB pci-e card supports USB 3.0 which can provide fast data transfer speed, and it is powered by pci-e interface, stable and secure. The pci-e extension card for USB has a pci-e x1 bus interface, you can connect it with 4x, 8x, 16x/graphics card interface. The pci-e riser card for USB has easy installation and is designed with an LED indicator so you can easily know the status of the job. The pci-e x1 to USB adapter is easy to use and can be used on many types of computer operating systems. The PCi-e to USB adapter can provide 7 USB pci-e ports, so you will have more ports to connect. Specifications: Bus interface: PCI-E x 1 (for 4x, 8x, 16x/graphics card interface) Interface: 7 USB interfaces Size: approx. 120 mm/4.72 inches Compatible system: replacement for DOS, for Linux, for WinXP/Win7/Win8/Win10 Note: Please allow 0-1cm error due to manual measurement. pls make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x PCI-E Riser Card