xinyuansu XinYS PCI Express,PCI-E to Type A (2) USB 3.0 2PortS PCI Express Expansion Card,Capable of Expanding + 2 USB 3.0 Ports with Internal 20-Pin Connector SuperSpeed USB 3.0 supports transfer rates of up to 5Gbps - The actual transmission speed is limited by the setting of the device connected. Enjoy copying videos, music, photos, data files between USB devices and the computer at blazing fast speeds One Step Update your Windows Computer to USB3.0 Easily with PCI Express to USB3.0 Controller Adapter Card; 1 USB 3.0 20-pin Connector ( available for expansion chassis front panel USB3.0 interface ) USB 3.0 interface provides 5V / 1.5A super strong power, sufficient and stable ; Hot-swappable, plug and play; Low Energy Consumption; SATA 15PIN power supply, sufficient and stable power supply to ensure stable operation of equipmentNo external power needed. Backwards compatible with USB 2.0 and 1.1 devices;Support PCI-Express 2.0 specification, Rensas high-performance chips; Operating System Compatibility: Support WindowXP / VISTA / Windows 7 / Windows 8/8.1/Windows 10 With quick and easy installation, this USB 3.0 PCI express I/O Card offers a simple solution for connecting to and using USB 3.0 devices on your standard desktop PC.Due to frequently updated drivers, please download the latest version on our Inateck official website to enhance your using experience.