Amplifier module to incorporate in door entry/video entry panels. It is the module (acoustic group) that incorporates the electronic circuits needed for audio system operation, opening the door, etc. in door entry/video entry installations. It has volume controls, both in street-home and home-street direction, so that the installer can set the optimum level. Fermax Marine Line ..... in stainless steel.
Marine is the anti-vandal panel line manufactured in 2.5 mm thick stainless steel.. Straight lines that highlight the quality of the steel. State of the art technology and resistance to even the most corrosive, humid and dangerous atmospheres.

Conventional System: uses wires common to the whole installation plus 1 call wire (or call return) per home..

Recommended in small to medium-sized buildings (up to 50 residents approx), with several accesses and central guard unit. For residential complexes with general entrance and interior blocks.

Wiring:
- Audio door entry system: 4 common wires + N (1 call wire per home).
- Video door entry system: 7 common wires + 1 video coaxial+N (1 call wire per home).
Maximum distance in the installation based on the cable section used (see technical manuals).