[Multiport expansion card]The PCI-E expansion card provides 2 external USB 3.1 Gen 1 ports (2 USB Type-A ports) for your computer. You can connect keyboard, mouse, external hard disks, CD/DVD drives, webcams, USB printers, scanners, game controllers, digital cameras, etc.. [Extensive compatibility] The card is compatible with Windows XP / 2003 / Vista/7/8/10/(32/64 bit). The card only requires the installation of a driver, which you can download from our CD driver if you are using Windows 7.
Note: Windows XP, /Vista/7, Server, requires driver installation, Win10/Win8 does not require drivers.. [High-Speed] Supports transfer rates of up to 5 Gbps when copying HD videos, music, photos and data files between USB devices and the computer at lightning-fast speeds.
Note: The actual transfer speed is limited by the setting of the connected device.