Biamp VOCIAEWS-4 The EWS-4 is the emergency wall-mounted networked paging station certified for use in an EN 54-16 certified life safety system. It features all the same configurable page codes, memory, and features as the WS-4 paging station. Includes all functionality of the WS-4 paging station PoE (Power over Ethernet) Push-to-talk button with status indication…