Waterproof Wireless Music Doorbell 1 Receiver+1 Transmitter Chimes Plug-in Door Bell Kit 32 Song

Features: -Strong penetrating power, long transmission distance, and good wireless signal. -32 music, 3 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: 32 music Volume: 3 volume adjustable Product Category: Wireless AC Digital Doorbell Operating voltage: Transmitter: 12V 23A battery Receiver: AC80V-260V Dimensions: 96 x 53 x 28mm (receiver) 78 x 44mm (transmitter) Package includes: 1 x Wireless Door Bell 1 x User manual Detail Pictures: