Viking compact entry phone. Weather and vandal resistant. Telephone line powered. Compact size allows it to be mounted in single gang electrical box. Mylar speaker, faceplate gasket, mic and speaker gasket, internally sealed push button switch, self-draining mic mount and UV stable weather resistant powder coating. Stainless steel push button, stainless steel speaker screen, scratch resistant powder coating, hex drive mounting screws. Microphone and speaker volume controls. Programmable intelligent call progress detection for automatic hang-up on CPC, silence, busy signal, or time out. Selectable auto answer feature for monitoring. Programmable VOx (mic/speaker) switching speed.