e. , receiving audio messages from the visitor and sending audio message to the visitor with the visitor via the doorbell camera 106, while reviewing live video streams captured by the camera module of the doorbell camera 106 on the remote client device 220 associated with the remote user. Referring to FIGS. 9F and 9G, the doorbell camera 106 may include a stack 910 of electronic and optical components. The stack 910 is securely enclosed within the device housing 702 when the front cover plate 708 is assembled onto a body of the device housing 702. In some implementations, the stack 910 of electronic and optical components are assembled prior to being enclosed within the device housing 702. In some implementations, the electronic and optical components are sequentially disposed into the body of the device housing 702 to form the stack 910 that are thereby enclosed within the device housing 702 when the front cover plate 708 in assembled onto the body of the device housing 702. FIG. 10A is a block diagram of a doorbell camera system 1000 that operates at a first camera mode and a second doorbell camera in accordance with some implementations, and FIG. 10B is a set of electrical connectors 1050 applied to couple a bypass unit 1012 into the doorbell camera system 1000 in accordance with some implementations. FIG.

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Asset protection devices are designed to protect specific, tangible assets, such as jewelry, paintings, cash boxes, and family heirlooms.

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In some implementations, a microphone aperture 716 is located on a front cover plate 708 of the doorbell camera 106 to allow sound wave to reach a microphone concealed behind the front cover plate 708.

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