Doorbell system
The present invention discloses a doorbell system including a supply circuit, a smart module, a chime, a switch, and a control module. The smart module is used to provide a smart function. The switch is electrically connected between the control module, the smart module and the supply circuit. When...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The present invention discloses a doorbell system including a supply circuit, a smart module, a chime, a switch, and a control module. The smart module is used to provide a smart function. The switch is electrically connected between the control module, the smart module and the supply circuit. When the switch is on, the control module is configured to allow the electricity to flow through the chime. When the switch is off, the control module is configured to not allow the electricity to flow through the chime. |
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