Wireless Doorbell Waterproof Transmitter + Receiver Home Wall Doorbell 60 Chimes

Features Strong penetrating power long transmission distance and good wireless signal 60 music 6 volume adjustable Zero false alarms effectively avoid mutual interference or false alarms between neighbors Energy saving one battery can be used for more than one year The doorbell transmitter button uses a 23A12V battery and the receiver uses household electricity less than 1 kWh a year Specifications Music selection 60 ringtonesVolume selection 6 levels of volume adjustableVoltage Transmitter 1 12V 23A batteryReceiver 110V 220VDimensions Transmitter 8 5 2CM 3 14 1 96 0 78inReceiver 8 5 8 5 3 2CM 3 34 3 34 0 78inScope of application family commercial residential areas office buildings hospitals restaurants factories and other placesType Transmitter Receiver Only ReceiverPackage Included 1 x Transmitter1 x ReceiverOr1 x ReceiverDetails Pictures