Door vision system with door phone and door vision

摘要

The present invention provides an improved door vision system having a door vision for outputting a melody corresponding to a predetermined unique code number representing a visitor's visit signal by setting a different melody corresponding to each predetermined unique code number. The melody storage unit 230 stores a plurality of different melodies respectively corresponding to the visit call input unit 110 and the preset visit call key, and the visit call key indicating the visit signal from the visit call input unit 110. When input, in response to the input call key signal, the microcomputer 260 that controls to output a melody corresponding to the visit call key input signal among the plurality of melodies stored in the melody storage unit 230 to the spurs 240. It is provided.