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The most basic alarm systems have these sensors fitted in the frames of windows and doors so that if they are opened, the circuit is broken and the alarm is triggered. Some are installed in a way that allows them to detect if someone tries to break in through a window by shattering the glass or removing one of the panes. Others may detect motion inside or outside of the home. The third essential part of a home security system is the alarm. There are many different options as far as which type of alarm you can have installed. Some alarms are set to trigger a loud siren in order to deter potential burglars after they attempt to get in to your home.

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99/mo. Wireless home security systems work using iInternet or cellular signals to send alerts when sensors are triggered. Most DIY security equipment is purchased upfront instead of leasing. They’re ideal for renters because they typically don’t require professional wiring or drilling. DIY wireless equipment is easy to install using one screw, removable adhesive or plugging into a standard wall outlet to eliminate the cost of professional installation. When it’s time to move, you’ll be able to pack up the security equipment and reinstall at your new home. All of your wireless equipment connects to a control panel or hub and can easily be controlled using your smartphone or web portal. The best part is if there’s a power outage, most wireless equipment includes a backup battery to work. Monthly plans are often less expensive than wired home security systems, but there are drawbacks to consider. Once you’ve set up your home security system, you may need to add extra security cameras or sensors to monitor blind spots that may be out of range. Some home security companies sell additional equipment at a discounted rate if you’ve purchased their home security system.