Features: Upgrades your system with the 2 Port USB PCIe Card, featuring Two 10Gbps port for fast data transfers and seamlessly connection with USB 3.1 technology. This expansion card with a PCIExpress rev2.0 x2 interfaces, ensuring compatibility and high performances. Eenhances their desktop or server capabilities with additional fast speed USB port. Perfect for environment requiring rapid data transfer, such as video editing suites, gaming setups, or industrial applications where reliabled connection is important. Easy to integrate into various systems, making it essential tool for modern computer needs. Specifications: Item: 2 Port USB PCIe Card Bus Type: PCIE rev2.0, 2 Channel x2, Serial ATA rev3.1 Main Chipset: ASM1142 Media Interfaces: USB Type-C+Type-A Port； 1x15pin Connector Transfer speed: up to 10Gpbs Compatible Devices: Universal Serial Bus USB3.1 / USB3.0 / USB2.0 / USB1.1 IRQ: Allocated by system Note:You have to install the driver to use on WIN7. And slower. Suggested for systems above 10 Size:about 12x8x5.50cm/4.72x3.15x2.16in Package Includes: 1PC 2 Port USB PCIe Card note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution