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FIGS. 11H and 11I are a front side and a rear side of a main board
1110 in accordance with some implementations. FIGS. 11J and 11K are a front side and a rear side of a sensor board 1108 in accordance with some implementations. The doorbell camera 106 includes a device housing 702 that encloses a plurality of electronic and optical components. The device housing 702 further includes a front cover plate 708 having an button opening 710.
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Field of ViewIf you choose a camera with a
very wide field of view, at least 160 degrees, you can expect to see every
part of the room in front of the camera. The widest field of view in our review is the D Link DCS 2630L at 180 degrees. A wide field of view, which the majority of the cameras we reviewed have, is anything larger than 80 degrees, and it works best if you mount the camera high in a corner that overlooks the room. Digital ZoomDigital zoom allows you to select part of the video and enlarge it. While this helps you get a closer look at something, the quality of a digitally enlarged video won't match that of the original. The Samsung SmartCam HD Pro has the highest digital zoom in the review at 10x.
Blandit Etiam
Still, a traditional, professionally monitored home security system has advantages. Professional security systems will automatically alert authorities in an
emergency situation, such as a break in or a fire.
With self monitoring systems, you have to make the call. Also, with a security provider, "you have someone to contact should your system have any kind of service issues," Walters says. A security company "can send out a technician to troubleshoot and fix a panel that's gone bad, which you don't have with a DIY approach. "A security provider can also keep eyes on your house when you're away on vacation, Guilbeau points out.