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01.14.2007 | 34 Comments

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01.14.2007 | 16 Comments

If the item to which the device has been attached is moved or disturbed, the sensor will trigger an alarm. Consumers should keep in mind that these devices are not inexpensive and are intended to be an additional layer of protection on top of one’s regular security system. Although they can be bought individually to protect valuables, we still recommend getting a full home security system before considering purchasing these devices. While some components might be affected momentarily by a power outage, cellular and landline systems will continue to work even if there’s no electricity. Cellular systems use cell towers to communicate with the monitoring center as well as a battery backup that can keep them up and running for several hours until the electric service is restored. Landline systems use traditional phone lines to communicate with the monitoring center and, just like cellular systems, they usually have a battery backup to keep them working for a set period of time. However, Voice over Internet Protocol VoIP systems rely on Internet connection, and if the power outage is widespread and causes the Internet service to shut down, then the system won’t work. Best home security systems1. Ring Alarm2. Canary All in One3. Nest Secure4.