4 PortsAdding 4 *USB 3.0 ports to your desktop computer by PCI Express (1X) slot. Based on 1X RENESAS UPD720201 5Gbps USB 3.0 host controller.
PCIE X1Compatible for PCIe slot X1, X4, X8, X16, default with standard bracket, support multiple installation such as PC, server, workstation, NAS, etc.
NO Additional Power NeededDoesn't require additional power, each port owns individual 2A power supply (8A in total) to meet high power-consuming data device's demand.
Easy UsedSupport Windows 10/11 OS system, drive-free installation, plug and play. Includes a CD driver disk if your system requires driver installation.
Compatible System1. Plug and Play on Windows 11, 10, 8. x (32/64bit) and Windows Server 2012, 2012R2, 2016, 2019, 2022 systems. 2. Need to Install Driver on Windows XP, Vista, 7 (32/64bit) and Windows Server 2003, 2003R2, 2008, 2008R2 (32/64bit) systems. 3. Plug and Play on most Linux kernels. 4. NOT support MAC OS X.