If your house doesn't have an intercom, and you are still worried about the safety of your home, then the best solution would be to install a smart doorbell from Xiaomi. This device combines the functions of an ordinary doorbell and intercom with video communication. The main unit with adhesive backing is the device part that attaches to the door, and the speaker is put at home and powered by the mains. A smart doorbell can be synchronized with a smartphone or smart home via the Mi Home app. Having configured the gadget, it will inform you about all the movements visible to the camera.
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