2-Port SuperSpeed+ USB-A PCI-Express Card IOGEAR's GIC3U2 2-port USB-A PCI Express card adds USB 3.1 (gen2) Type-A ports to your computer. The high performance expansion card includes a low-profile bracket and features efficient construction that fits into any x4, x8 and x16 PCIe slot. This PCIe card instantly upgrades your computer by equipping it with a lightning fast data transfer rate of 10Gbps, that's twice the speed of USB 3.0 (5Gbps) and almost 20 times that of USB 2.0 (480Mbps). Each USB port supplies a maximum power output of 5V/3A to fast-charge your devices. The card is fully compliant with USB 3.1 Specification Revision 1.0 and PCI Express Specification 3.0. With more bus bandwidth and high performance capabilities, this expansion card is perfect for transferring and accessing data with external hard drives, and other high bandwidth USB 3.1 peripherals. Cost Effective Backwards Compatibility The versatility of the 2-Port USB-A PCI-Express Card makes it a cost effective solution. The USB 3.1 PCIe is backwards compatible with USB 3.0, USB 2.0, and USB 1.1 so you can stay connected to legacy USB devices and avoid the hassle and high cost of purchasing new peripherals. It is also compatible with PCI Express 1.1, 2.0, and 3.0 specifications. For added functionality, pair the PCIe card with the G2LU3CAM01-WT USB-C to USB-A cable to connect your USB-C devices. USB 3.1 Gen 2 Speeds at 10Gbps Now you can upgrade your computer with the fastest and most powerful USB specification available. SuperSpeed+ USB packs a big punch when it comes to speed and power, offering enhanced data transfer, charging and connectivity to devices ranging from keyboards to hard drives. It has twice the signaling rate of USB 3.0, but also includes more efficient encoding, which allows for improved data transfer.