Video door entry system VT38: Comfort and security on the front door.Modern simplicity meets classic design: With this wired door entry system for single-family homes you can easily and unseen who is standing at your front door, talk to your visitors and open the door without any barriers. The door intercom system combines with doorbell, intercom, video system and door opener For added convenience and safety.For a safe view of the door.If a visitor rings at the robust door intercom in aluminum housing, then at the indoor station in the house one of seven selectable ring tones is sounded. At the same time the image of the wide-angle camera built into the outdoor unit appears. So you can easily check who is in front of your door via the display - unseen and discreet. Via the inner station with 17.78 cm (7") LCD-display the camera image can be called at any time for a quick view of the door, even if no one is ringing. The camera gives a comfortable color picture during the day, in darknes