Wireless doorbell setThis wireless doorbell set has a max. range of 150 m and 16 melodies with volume control. The portable doorbell and bell button are battery-powered, so they can be placed anywhere.This text is machine translated.Highlights & DetailsLED display6 doorbell can be connectedBattery-poweredFactsVolume controlcompatible with BY32 converter for cable-bound bell button Byron BY series.DeliveryBell buttonMobile doorbellDouble-sided adhesive tape1 x CR2032 batteryUser manual.Comments3 x AA batteries not included.