Features: Brand new and high quality. This PCI-E to USB expansion card supports PCI-E x1, x4, x8, and x16 slots. Designed with 2 USB 3.0 ports, this PCI-E extension card helps solve the problem of missing USB ports. This PCI-E to USB adapter card supports USB 3.0, ensuring fast data transfer speeds. This PCI-E to USB extender offers wide compatibility and is convenient to install and use. This PCI-E to USB adapter is reliable and can replace your old or damaged adapter card. Specifications: Interface: PCI-E to USB 3.0, 19-pin USB Port: 2 x USB 3.0 Speed: 5 Gbps Connector Type: PCI-E x1, x4, x8, x16 Compatible Operating System: For Windows XP 32/64, for Windows 7 32/64, for Windows 8, for Windows 8.1, for Windows 10 Note: There might be color distortions due to different computer resolutions. There might be slight errors due to different manual measurements. Package Includes: 1 x PCI-E to USB Expansion Card