Frontale Per Modulo Audio Senza Pulsanti Came Mtmfa1p 60020060 Videocitofonia 371772770812 Dissuasione e segnalazione: l'effetto deterrente 223941039433 Dissuasione e segnalazione: l'effetto deterrente del sistema è garantito da potenti sirene interne e o esterne 1 potentiometer for adjusting the activation time of relay 1 (door opener) and 1 LED to signal the data reception status from the BUS line for its innovative and captivating design and for the possibility of creating infinite combinations The entrance panel can be made up of 1 up to 4 modules arranged horizontally or vertically: thanks to their potential and functions you will be able to create ever changing technological solutions and create the perfect combination for every installation context