Composition: The multifunctional digital TFT LCD TV of the present invention is a digital TFT LCD PANEL for showing an image; It is a video scaler and decoder for converting, controlling, and driving a drive circuit including an MCU, a TV receiver for processing audio and video signal input / output circuits and a television signal, a receiver for receiving wired and wireless images from an external surveillance camera, and an external interphone; A main circuit including a wired and wireless voice transmission and reception capable of transmitting and receiving; DOOR RELEASE circuit for controlling the opening and closing of the door; Control key circuit for selective control of the operating range; Remote controller that can control more than this; Attachment mechanism.;Effect: Adds the function of video door phone which is not supported by brown and TV to small and light multifunctional digital TFT LCD TV, and it can be installed at any place even if the user does not go to the door phone when performing outside call or external monitoring. We want to make it possible in a multifunctional digital TFT LCD TV.
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