- Viking pact 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 speedVKE40WH