100DB 300M Remote Wireless Waterproof EU UK US Plug Smart Doorbell Receiver

Specification:  Net weight: 65g;  Colors: White/Black;  Plug: United States EU UK;  Working voltage: AC 90V~AC 250V 50Hz / 60Hz;  Output power: 0.15W;  Standby power consumption: ≤0.5MW;  Operating current / static standby: 120 mA / 10mA;  Optional music: 60 music choices;  Volume: 5 speeds adjustable (maximum volume up to 100 dB), minimum volume mute;  Operating frequency: 433.92 MHz ± 75KHz;  Working temperature: -30 ° C ~ 70 ° C;  Receive sensitivity: -110dBm;    The Package Includes:  1*EU / UK / US plug doorbell receiver;  1*Instruction manual;