electronic door chimes and electronic pushbuttons for doorbells; electronic wireless door chimes and electronic wireless pushbuttons for doorbells; security notification systems comprised of software and hardware for providing picture, video, alarm status, building plans, and other information to a remote station and controls for operating said systems; security systems comprised of software and hardware for providing picture, video, alarm status, building plans, and other information to a remote station and controls for operating said systems; and monitoring systems for building security comprised of software and hardware for providing picture, video, alarm status, building plans, and other information to a remote station and controls for operating said systems
Electrical and Scientific Apparatus