Project series intercom with door-lock release button, spiral cord, electronic microphone and electronic call. The secret conversation module can be installed.

Basic intercom of Project series. Complete with door-lock release button, spiral cord, electronic microphone. Suitable for 4+1 intercom systems with alternate current call and electronic call. Also suitable for FN4000 digital systems.

Intercom of Project series. Complete with "speech" button, door-lock release button, spiral cord, electronic microphone, wall mounting and buzzer. Suitable for 4+1 intercom with alternate current call systems. Also suitable for electronic call and digital FN4000 systems.

Basic intercom with door-lock release button, spiral cord. For 4+1 intercom systems with electronic call.

Basic intercom of Project series. Complete with door-lock release button, spiral cord, electronic microphone. Suitable for 4+1 intercom systems with alternate current call and electronic call. Also suitable for FN4000 digital systems.

Basic intercom of Project series. Complete with door-lock release button, spiral cord, electronic microphone, wall mounting and buzzer. Suitable for 4+1 intercom systems with alternate current call and electronic call. Also suitable for FN4000 digital systems.

Intercom for 4+1 intercom systems with electronic call or alternate current call. Complete with electronic microphone, door-lock release button and spiral cord.

Intercom for 4+1 intercom systems with electronic call or alternate current call. Complete with electronic microphone, door-lock release button and spiral cord.

Intercom with essential line and compact dimensions. For 4+1 alternate call systems. Complete with electronic microphone, buzzer, door-lock release button and spiral cord. Until stocks last.

Intercom with essential line and compact dimensions. For 4+1 intercom systems. With amplification of the 2 speaker channels, electronic buzzer and microphone. 2 buttons for door-lock release and speaker enabling. To optimise speech quality the use of 337C electoic speaker is recommended. Out of production.