The AB3G Alba 3G intercom from ACI Farfisa.

When connected via Alba bus to the CT2138AB button module, up to a total of 68 buttons can be accomodated. By using the PD2100AB keypad and/or DD2140AB display module in conjunction with the AB3G, the user total can be increased to up to 200 users.

The AB3G 3G/GSM module uses a nano sim to make GSM calls. Each call button can be associated with up to 3 different phone numbers which are called in sequence. Equipped with 2 relays for door/gate release, lights, etc., one of which can be activated by a phone call to the AB3G. Two inputs can be used to send alarms via SMS, e.g. PIR detector, etc. The AB3G can be programmed by cloud based interface, via an app on compatible smartphones and tablets or via SMS commands.