The 4-port KVM Switch is an affordable switching solution that saves workspace while giving you control of up to 4 PS/2 Computers from one console. It frees up Desktop space and draws power off the keyboard, eliminating the need for a power supply. The Switch includes such features as mouse and keyboard emulation to ensure smooth boot-up and operation, as well as hot key functionality so you can switch ports easily through simple keyboard commands. The unit supports high-quality Video Resolution of up to 1920x1440@65Hz (through a 200MHz video bandwidth) when used with the included coaxial VGA cabling.