SwitchMan SW4-USB-COMBO is a unique KVM switch that combines advanced, professional-grade technology with an easy-to-use design that fits naturally on your desk. Color-coded connectors and premium, ultra-thin coax cables make installation easy. The SwitchMan SW4-USB-COMBO KVM allows control of up to four computers from a single keyboard, video and mouse. SwitchMan SW4-USB-COMBO model has a built-in USB 2.0 Hub, which allows the sharing of multiple USB-supported devices, including scanners, digital cameras and printers to be shared among multiple computers.