MRi 4 Port KVM Switch KVM switch

4 Port KVM Switch - cost-effective solution for users wanting to switch between 4 PCs from a single set of keyboard, mouse, and VGA monitor This 4 Port KVM switch is a cost-effective solution for users wanting to switch between 4 PCs from a single set of keyboard, mouse, and VGA monitor. The MRI-KVM04/R 4 Port KVM switch allows you to easily control 4 different PCs from a single set of keyboard, mouse, and VGA monitor. The switch provides many easy to use features, like key based switching direct from your keyboard as well as audio switching.