It is an innovative and fully integrated Schüco external door access control system, which can be adapted and programmed precisely to the individual needs of the location where it is installed. The combination of functionality and aesthetics creates a complete end result, which is the top choice in access control and exterior door access systems. The SCHÜCO DCS for the user interaction and communication part includes optionally a camera, microphone and loudspeaker, bell frame, number frame, motion sensor, proximity sensor and LED illumination, while for the access control part it includes optionally an access card recognition system, a keypad for password entry and a fingerprint recognition system. Of course, the traditional key operation and emergency exit system could not be missing.