Intercoms and entry phones
Stand-alone electronic communication systems intended to facilitate a limited or private dialogue between two or more persons in different locations. Included are, e.g. door entry systems with integrated door openers, entry phone amplifiers. Assistive products for signalling, alarming, monitoring, and identifying, see 22 29. Closed-circuit television systems, see 22 18 18.22 24 33 01
Intercoms
(4 product series)Stand-alone electronic communication systems intended to facilitate a limited or private dialogue between two or more people in different locations.
22 24 33 02
Entry phones with communication system
(4 product series)Devices without image display
22 24 33 03
Entry phones with camera
(2 product series)Devices with CCTV display of the person ringing the door bell