Relay module with one exchange (1A, 24V) to be integrated inside intercoms, it permits to drive 12 Vdc/Vac signal, electronic note and EC ground.

Buzzer module to be installed inside the intercom.

Two-diode module to be inserted in button modules, for 4+1 video systems and 1+1 audio systems. For Mody push button panel.

Four-diode module to be inserted in button terminals of TM push button panels. Until stocks last.

Wall bracket for Studio modules and ST740W intercom telephone set. For ST720W intercom when connected to the monitor module.

Additional loudspeaker module to be put inside ST720W intercom.

LED module for door open or other functions indication on ST720W intercom. Until stocks last.

Three level switch to adjust chime volume for intercom of series Studio, Compact and Exhito. Instruction manual shows connection for 4+1 audio systems, in case of 1+1 audio system related wiring can be find out on page 13 in technical manual n.11.

Switch module with LED indication for ST720W intercom. It allows according to the connection to activate or deactivate connected command.

Switch module to cut out ringer or other functions to be put inside ST720W intercom