Modern-Electronics 1 family house door intercom

Ideal for renovation e.g. of old buildings or new installation where only 2 wires are available and a modern audio door communication system is desired. Easy to install - the new digital 2-wire BUS technology uses the existing bell line for the sound and door opener signal. The set can be extended to up to 4 indoor stations per residential unit, additional indoor station order no. 1326705. Features of the outdoor station: Sturdy front housing made of brushed stainless steel. Sensor-controlled automatic lighting for address field and bell push button. Door opener activation is indicated visually and acoustically to the visitor. Surface mounting - installation height only approx. 19 mm. Features of the indoor station: Plastic housing, matt white. Surface mounting, installation height only approx. 22 mm. Optical bell display: Blue illuminated frame around SPEAK and DOOR OPEN buttons. Intercom function: Talking from indoor station to indoor station within one housing unit. SILENCE button switches off ringing tone (e.g. during night rest).