The StarTech USB 2.0 4-port Hub provides the ability for multiple high-performance USB 2.0 devices. It supports high-speed, full speed, and low speed USB devices such as scanners, cameras, joysticks, keyboards, mice, speakers, etc. The unit can operate in self-powered mode (drawing power from the USB bus) or by using the included power adapter. A 6ft. USB cable is included to connect the hub to a computer. It is compatible with both PCs and Macs with USB capablities. No software is required.