SIIG’s USB 3.1 2-Port PCIe Host Adapter Type-A/C enables you to enhance your desktop computer with the latest USB 3.1 technology, delivering up to 10Gb/s data transfer rates (two times faster than USB 3.0). It adds two USB 3.1 Gen 2 ports (one Type-A and one Type-C) to your desktop computer via an available 4x or larger PCI Express slot. Each USB 3.1 port supports independent over-current protection to protect the connected device and a built-in 4-pin power connector is available to ensure sufficient power is supplied when needed. It is an excellent adapter card to connect high-bandwidth USB devices such as external hard disks, high resolution webcams, video surveillance cameras, digital video cameras, multi-channel audio and more. - Complies with PCI-Express 3.0 standard - The latest USB generation 3.1 supports data transfer rate up to 10Gb/s (Twice as fast as USB 3.0) - Supports plug-n-play, hot-swappable, and backwards compatible with USB 1.1 / 2.0 / 3.0 - USB Type-C port provides power output up to 3A (Type-A up to 900mA) to better support the power consumption of connected device - Each USB port feature independent over-current protection to further protect your device - Dual-profile bracket design (Full and Low Profile) fits different system form factor with included low profile bracket