The VN-KEYPAD is a desk-top style multi-function system keypad designed to operate with Vicon’s Valerus and ViconNet® Digital Video Management systems, including the ViconNet Virtual Matrix Display Controller that simulates the performance of a traditional matrix control system. The keypad connects to Valerus, ViconNet or VMDC as a serial device via its USB cable. Up to 5 keypads can connect to the same device.