Door station Quadra SB2 series for surface mounting. Front panel made of die-cast aluminum. Equipped with a color camera (100° detection angle) and LED for night lighting. Mechanical buttons with the option of setting 1 to 4 call buttons via DIP switch (default setting 1 button with address 1). Integrated equipment feature handicap function with status display door call, ready to talk, door opener function and participant availability visually with LEDs behind standardized handicap symbols as well as acoustic output of the statuses through signal tones. Volume control of the loudspeaker and sound compensation. Power supply via Art. 1209. With the optional accessory 4792E, the horizontal inclination can be changed by 25°. Dimensions of the door station: 95x195x23mm.