Audio indoor station with handset for video door intercom system VT100. Buttons for opening the door and for special functions, e.g. controlling the output unit. Easy to use thanks to magnetically held handset. 3-wire connection to the VT100 system via screw terminals. Incl. connection for floor call button. Power supply: 15V DC, max. 70 mA, from system power supply. Dimensions: 82 x 122 x 29mm (housing), 55 x 199 x 21mm (handset).