Türsprechanlagen
Türsprechanlagen, also known as intercom systems or door entry systems, are electronic communication devices that allow individuals inside a building to communicate with visitors at the entrance. They typically consist of an outdoor unit, usually mounted near the main door, and one or more indoor units located within the building.
The outdoor unit commonly includes a microphone, a speaker, and a call button. When a visitor presses
Indoor units vary in complexity. Basic systems feature only a speaker and microphone, enabling voice communication.
Türsprechanlagen enhance security by allowing residents to screen visitors before granting them access. They are commonly