Wireless doorbell DZB3-36M (36 melodies) black IEK EZD21-03-AAA-K02

The wireless doorbell is designed to announce visitor arrivals by emitting a short sound signal. It consists of a transmitter, installed on the entrance door or gate, and a receiver, located inside the house. It is actively used in apartments, private houses, cottages, and areas where the door is at a significant distance from the main building. It operates autonomously (battery-powered).