Tag: D1812

DoorBird D1812 Ip Video Door Station Installation Guide IP VIDEO DOOR STATION Hybrid upgrade for adding DoorBird IP Intercom technology to installations of DoorKing® 1812 Classic (Flush & Surface Mount) and D1812 Plus (Flush & Surface Mount) while keeping the existing DoorKing® 1812 analog telephone system running. ANSWER YOUR DOOR ANYWHERE. HOW DOES IT WORK?…