home security alarm
The device housing 702 further includes a front cover plate 708 having an button opening 710. A waterproof button assembly 1102 is formed in the button opening 710 on the front cover plate 708 of the device housing 702, and a button top 706 of the button assembly 1102 is exposed from the button opening 710. The front cover plate 708 of the device housing 702 may be made of a single piece of material e. g. , glass and plastic having the button opening 710, or a stack of material pieces e. g. , a press and a twist on them. 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. A plurality of speaker openings 718 may be located at a bottom rim surface of the device housing 702 of the doorbell camera 106, and configured to broadcast audio messages e. g. , coming from a remote client device to a visitor near the mounting surface.