The FERMAX 4860 1/W 4+N Audio City Kit doorbell kit is the ideal kit for complete single-line installation in a single-family home, business or office. Installed at the entrance to a building, it allows communication with homes as well as the opening of the doors or garages. Characteristics FERMAX 4860 1/W 4+N Audio City Kit:The LOFT 4+N Basic FERMAX 3393 telephone allows communication from the home to the panel located at the entrance hall with four wires + neutral, as well as a button to open the door. It is made of high impact ABS, with a textured finish to for easy cleaning and greater resistance to light. The new outdoor panel model is characterised by being more robust with higher aesthetic and functional qualities. It is made of anodised aluminium as the main material, combined with chrome-plated zamak on the buttons and heads. Together they provide great resistance to the elements, even in the most severe weather conditions. The gold-plated finishes guarantee maximum durability