Feature: 1. Premium Main Control Chip: USB 3.2 PCIe expansion card equipped with for ASMedia ASM3142 main control chip to ensure stable and fast transmission speeds. 2. 5 Ports: USB 3.2 PCI Express expansion card has 5 TYPE A ports and supports 10Gbps transfer rate. Ideal for handling large files and high resolution media. 3. High Compatibility: This USB 3.2 type A expansion card supports PCI Express X4, X8, X16 slots. USB 3.2 ports are backward compatible with 3.0 and 2.0. 4. Safe And Reliable: Each port has independent insurance with over current and short circuit intelligent guard to guard your computer equipment, stable and reliable. 5. Applicable Systems: Support for Windows 7 10 11, for LINUX. For Windows 10 or above system use more efficient, for Windows 7 need to install the driver to achieve the best speed effect. Specification: Item Type: USB3.2 PCIe Expansion Card Material: PCB Product Interface: PCIe 4X (Motherboard Needs to Support 4X, 8X, 16X Slots) Output Interface: 5 x Type A Ports Product Speed Rate: 10Gbps Main Control Chip: For ASMedia ASM3142 System Support: For Windows 7 10 11, for LINUX. Package List: 1 x USB 3.2 PCIe Expansion Card Note: For Windows 7 need to install the driver, slow speed is recommended to use for Windows 10 above system.