Aiphone IE2AD Chime Tone Intercom System

Master Handset - Master handset to communication with maximum two IE series door station. Door call-in is announce with either a two or four stroke chime and an LED indicator. The IE-2AD features a handset for private communication, a door release button, chime volume control and a button to call sub handsets (IEH-1CD). Maximum three IEH-1CD may be connected in a system.