CY Low Profile 4 Ports PCI-E to USB 3.0 HUB PCI Express Expansion Card Adapter 5Gbps for Motherboard U3-101

4 Ports PCI-E to USB 3.0 HUB PCI Express Expansion Card Adapter 5Gbps for Motherboard With 9.5mm Length low profile bracket and standard bracket. You need to install the NEC USB3.0 driver for your computer first. Interface: Interface: Single-Lane (x1) PCI Express Gen2 Mode Port: 4 external USB3.0 ports Speed: Data Transfer rate of 1.5/12/480/5000 Mbps. Low Speed (1.5Mbps), Full Speed (12Mbps), High Speed (480Mbps), Super Speed (5Gpbs) Power Input: SATA or IDE Power Connector Power output: +/-5V / 900mA (each port) Compatible: USB1.1/2.0/3.0 Operating Systems: Windows7/8/10(32/64bit)