Aten CS82A KVM Switch VGA, PS/2, 2-Port PS/2 VGA KVM Switch. The CS82A KVM switch features built-in PS/2 ports on both the front and back. It can control 2 servers from a single console and allows users to switch between connected computers using the front panel buttons or hotkey combinations on the console keyboard. It represents the most practical and straightforward solution for managing multiple computers. It is characterized by a robust, durable design and a compact form factor.