AtlasIED VPB-1A Vandal Proof Plate Mounted Call SwitchThe VPB 1A is a stand alone vandal resistant call switch designed for security and communication systems where remote or separate call origination is required. Mount it independently or in conjunction with VPCS series stations to extend signaling capability to multiple locations across institutional, hospitality, or critical infrastructure facilities. Built from nickel plated brass and mounted to an 11 gauge stainless steel face plate, the switch