300M Wireless Doorbell 60 Song Chime 5 Volume Level Door Bell 1/2 Receiver SOS

Features Wireless door bell Stylish look and light touch design 60 polyphonic ringtones 5 level optional volume adjustment 300 meters maxium wireless range Easy to install Ultra low power design power saving and long lasting use Specification Receiver Working Voltage AC 110V 220V 50HzSound 90dbWorking Frequency 433Mhz2MhzWireless range 300m 984ftVolume level 5 Volume Level with Mute Music 60 polyphonic ringtonesColor WhiteMaterial ABSTransmitter Battery 12V 23V alkaline batteryColor WhiteMaterial ABSType As picture showsPackage included 1 2 x Receiver US UK plug 1 2 x Transmitter1 x Instruction Manual1 x Mounting hardwareDetails pictures