PCI-E to USB3.0 Expansion Card 3 USB3.0 Ports 4Pin Power Supply and Gigabit High Speed Network Support PCI-E 1x / PCI-E 4x / PCI-E 8x / PCI-E16x PCI-E to USB3.0 expansion card with one Gigabit network interface and three USB3.0ports. Widely compatible with various devices, such as flash disk, mouse, keyboardHDD, camera,etc. High speed data transfer and do not need drive to use. It& 39;s anamazing expansion card for you. Features: Expand 3 high-speed USB 3.0 interfaces and one Gigabit network interface. Support Full Duplex and Half Duplex working modes. Automatically adapt to10/100/1000Mbps speed rate. Support multiple network operation systems. It can provide higher performance thantraditional PCI network card. USB3.0 faster data transfer speed up to 5Gbps.It also has downward compatibiltywith USB2.0/1.1. 4PIN power supply offers sufficient and stable power.Support hot-plug. Low powerconsumption. Specification: Applicable interface: PCI-E 1xPCI-E 4xPCI-E 8xPCI-E16x Item size: 11.7 * 6.6 * 1.8cm / 4.61 * 2.60 * 0.71in(L * W * H) Item weight: Approx.66g / 2.33oz Package size: 14 * 9.5 * 4cm / 5.51 * 3.74 * 1.57in(L * W * H) Package weight: 66g / 2.33oz Package list: 1 * Expansion card 1 * Driver CD