The VX-3000PM is a preamplifier matrix panel designed for exclusive use with the VX-3000 series evacuation system. The number of audio inputs, control inputs and control outputs can be increased by connecting the VX-3000PM to the VX-3000 Frame via network. It is equipped with 8 audio inputs and their corresponding volume controls, 20 control inputs and 10 control outputs. A single VX-3000PM unit can be connected to a single VX-3000 Frame, and a maximum of 40 units can be configured per system.