Product Description
When a guest places a call by pressing the "Call" button on the 1812, the telephone in the house will ring with a distinctive "double ring" to differentiate the call from a normal incoming phone call. Once communication is established, the homeowner can grant their guest access by pressing 9 on their telephone, or they can deny access by simply hanging up.DoorKing's Model 1812 is a unique communication system that allows a homeowner to utilize their telephone as an intercom to speak to a front door or entry gate without the need of installing an additional central office phone line. Doorking Residential Telephone Entry System Surface Mount with Stainless Face Plate Dk1812-081
Shipping Weight: 30 pounds
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