White audio door intercom - 322040 - Bticino - built-in / interior / telephone-operated
IP System: high performance Video door entry system
White video door intercom - 322050 - Bticino - built-in / interior / with color screen
BTicino D45 Video Door Entry System - YouTube
D45 High Performance Door Entry System | "D45 SYSTEM BTicino simplifies installation in residential complexes with large numbers of apartments. INSTALLATION OF UP TO: 4000 apartments 800... | By BTicino | Facebook
BTicino D45 System - YouTube
NOS BTICINO D45 INTERNAL UNIT SYSTEM DIGITAL DISPLAY DOOR PHONE MODEL 321060 | eBay