ELEKTROBOCK belaidis durų skambutis be baterijų (kinetinis) BZ39

Wireless doorbell with LED indication and battery-free (kinetic) button and a choice of up to 36 melodies from the Czech manufacturer. Features of the BZ39 wireless doorbell: Set includes a doorbell (receiver) for 230 VAC mains and a button (transmitter). New technology in the transmitter (button) ensures battery-free operation Modern design of the receiver does not take up unnecessary space in the socket for another appliance 3 modes can be selected on the receiver: ringing + flashing, ringing only or flashing only Volume can be adjusted in 5 levels (100% / 75% / 50% / 25% / 0%) It is designed for shorter to medium ranges. Coded transmission at 433.92 MHz Range up to 200 m in open areas Range approx. 30 m in built-up areas Receiver sound - 36 tunes Button is factory paired with the receiver Self-learning code system allows multiple receivers and transmitters to be paired Optical transmission indication on the button Name tag frame on the transmitter (button) Technical parameters Doorbell type wireless Power supply 2 mains (230 VAC/ 50 Hz) Volume 60 dB Sound 36 melodies Consumption 0.2 VA Degree of protection IP20 Operating temperature 0 °C to 40 °C Outdoor range 200 m Range in built-up areas 30 m Sensitivity -102 dBm Transmitter RF power 10.0 mW Frequency 433, 92 MHz Degree of protection IP44 Operating temperature -20 °C to 40 °C