Description Specifications Files 1 This wireless doorbell offers convenience and security.36 tunes 4 volume levels Protection class: IP55 Operating range: up to 150m (open space).2 USB ports (5V, 2A).Volume Range: 25 to 85dB. Frequency: 433 MHz. Maximum radio power: 3.01 dBm.Receiver power consumption: Input Voltage 100 - 240 V AC 50/60 Hz ManualDownload
