Manage all your computers from one convenient location with a StarTech.com KVM switch. The StarTech.com SV431DUSB let you connect 4 USB or PS/2 computers using only one USB keyboard, mouse, and monitor. Convenient pushbutton and hot-key commands allow for quick, reliable switching between your systems. Manual and Auto scan modes are supported. Our slim design needs only 1U in your cabinet and uses rear cable connections for maximum space efficiency.