PCI-Express to SuperSpeed USB 3.0 External 4-portPCI-Express (PCIe) card with 4 USB 3.0 or SuperSpeed USB ports.
The USB 3.0 port supports transmission speeds of 1.5 Mbps, 12 Mbps, 480 Mbps and 5 Gbps.
Compatible with USB 1.1 and USB 2.0 standards.
It has a 15-pin SATA power connector for direct connection to the internal ATX power supply of the computer chassis that supplies power to USB devices connected to the ports (900 mA maximum per port).
Compatible with Windows environments.