PT520W
TECHNOLOGIE: câblage conventionnel
CATEGORIE: Poste intérieur Audio
Extendable intercom, for additional or intercommunicating functions. Suitable for 4+1 intercom with alternate current call systems and for digital FN4000 system. Complete with electronic microphone, buzzer, spiral cord and 2 buttons expandable to 10 for door-lock release, intercommunicating calls and various services. Out of production.

