Manual switch box to allow user to share two computers with one VGA monitor and one PS/2 keyboard, or two monitors and two PS/2 keyboards to one computer. Ideal for classroom environments, workshops, or labs. Simple dial operation. Box has three 15-pin High Density Female ports for the monitor connection, and three PS/2 female ports for the keyboard connection. Ports are labeled A, B, and I/O. Features a shielded construction to prevent interference, and a keyboard reset switch to prevent lockups.