Plug specifications:
European regulations, US regulations, British regulations
Technical indicators:
1.Working frequency: 433.92MHz
2.Receiver rated voltage: AC110V-220V
3.Receiver standby power consumption: less than 0.5W
4.Transmitter standby power consumption: OUA
5.Transmitter transmission power: less than 10mW
6.Controllable volume; 25-85dB