Push-button panels for video intercom apparatuses; VoIP software and applications for forwarding calls from a push-button panel for video intercom apparatuses to a portable communication device, as well as for managing functions related to such calls, such as transmission of audio and video signals, remote opening of doors and gates, and the like; none of the aforesaid in connection to virtual reality, augmented reality and/or mixed reality goods
Electrical and Scientific Apparatus