Doorbell/Receiver
Adjustable volume.
Button/Emitter: Powered by batteries. 1 x CR2032 (3V).
Open signal emitter: Battery powered. 1 x CR2032 (3V). Batteries included.
Frequency: 433.92MHz. Self-learning function (several buttons can be connected at the same time).
Decibels: 85dB.
Accepts up to 16 open signal emitters. The opening signal emitter is ideal to place on doors and/or windows. Anchor: adhesive or screw.
Dimensions of the bell
Bell: 60x33x92mm/Push button: 32x20x82mm