Door-entry phone entrance panel with front plate in 4 mm thick anodised aluminium, buttons with 16 mm diameter, impact-proof grille. Complete with flush-mounted box and anti-intrusion screws. Equipped with a module holder and bulb socket for festoon bulbs (not supplied), diameter 6.3 x 39 mm. The entrance panel should be finished with a door-entry phone audio speaker unit depending on the wiring system used. 2 buttons, 1 wire. Plate dimensions 135x247x4 mm. Box dimensions 115x227x55 mm. 1 bulb socket