Features Advanced USB (Universal Serial Bus) 3.1 Technology Super Speed USB (Universal Serial Bus) 3.1 supports up to 10 Gbps data transfer rate, twice as fast as USB (Universal Serial Bus) 3.0, 20 times faster than USB (Universal Serial Bus) 2.0. Dual Reversible Type-C Ports Add two USB (Universal Serial Bus) 3.1 Type-C (USB (Universal Serial Bus)-C) downstream connectors for standard desktop PCs. 2 reversible Type-C ports easily connect to 2 Type-C enabled devices simultaneously, no matter which side you plug in. Excellent Performance The 15-pin SATA power connector supplies power to USB (Universal Serial Bus)-C enabled devices, & supports up to 5V 900m Ah output on each USB (Universal Serial Bus) 3.1 port. Easy to Use Built-in hot swapping function means that you can replace computer system components without shutting down the system. Wide Compatibility Work with any PCIe x 4, PCIe x 8 & PCIe x 16 slot. Backward compatible with USB (Universal Serial Bus) 3.0, USB (Universal Serial Bus) 2.0 & USB (Universal Serial Bus) 1.1 devices. Support Windows 7 / 8 / 8.1 / 10 Linux Kernal & more operating systems.