The OR-DB-AV-132 is perfect as a doorbell or as a calling device. The device is useful for homes, companies, public utility buildings or for people in need of supervision.
The doorbell button is powered by an electromagnetic transducer, does not require any battery. The number of cooperated doorbell buttons (transmitters) can be increased as required. The learning system (auto log-in) function is used to log in additional buttons (transmitters) easily.
In the kit: