3Pcs Smart Wireless Doorbell 45 Songs Polyphonic Ringtones & 200m Transmission

Features Transmitter waterproof Doorbell button 45 polyphonic ringtones 4 gear volume adjustment including mute Widely using in home offices hotels etc Simple to operate and convenient to use 200 meters long distance signal transmission in an open place without obstacles Digital chip precise control anti interference will not cross talk with neighbor s doorbell Two hole straight plug convenient and fast you can place doorbells everywhere such as room courtyard door living room kitchen etc Specification Color BlackIndicator Color BlueMaterial ABSType Smart Wireless DoorbellRing 45 Polyphonic RingtonesPlug AU PlugVolume 4 gear adjustmentRingtone Volume 0 110dbTransmission Distance 150 200 meters in apen areaTransmitter Powered By 1 x 12V 23A Battery Included Size As shownPackage Included 2 x Doorbell Host Receiver 1 x Doorbell Button Transmitter 1 x Battery Transmitter 1 x Double sided Tape1 x Bag Screw Kit1 x ManualDetail Pictures