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.

VDS system: Simplified installation audio and video door entry system that does not use house call wires. The call is made by transmission of a digital call code generated by the VDS amplifier. - In new works, installation can be carried out with the following type of wiring: UTP CAT5 / 5 wire / 3 wire + Coaxial (video). Lets you manage up to 199 homes, 2 entrance accesses and a central guard unit. Maximum distance from first access to last home: 200 m. - In replacement works, the change from analogue entry to video entry system can be done taking advantage of the existing wiring. The system capacity and distance will depend on the installation wiring. VDS amplifier comes with voice synthesizer as standard issue. When the door release is activated a message is heard: “The door is open, please close the door behind you". The home terminals require simple programming done from the outdoor panel. By means of this programming a call code is assigned to each terminal (telephone or monitor). Communication is private. Wiring. Audio: 3-wire bus. Video: UTP CAT5 / 5 wire / 3 wire + Coaxial (video). Maximum distance from first access to last home: 200 m.