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.
DoorBird IP Video Door Station D1812
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.