Qolsys IQ Recessed Door-S Frequently Asked Questions

How Does Qolsys S-Line Encryption Work?
Qolsys S-Line Sensors use rolling code encryption to prevent any hacking or takeover attempts. Learn more about the Qolsys S-Line Security Sensors and how they work.
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What Is the Best Alarm Contact?
There is no single best alarm contact. Many different types of door and window contacts are available, and the best one depends on the needs of the user. There are several questions to ask when looking for an alarm contact so that you can obtain the perfect one. Learn more about alarm contacts.
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Honeywell 5800MINI vs Qolsys IQ Recessed Door S
The Honeywell 5800MINI and the Qolsys IQ Recessed Door S are two door and window contacts. They are very different sensors. The IQ Recessed Door S is recessed and encrypted. The 5800MINI is surface-mount and unencrypted. They also work with different panels. Learn more about these contacts.
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What Are the Best Wireless Door/Window Alarm Contacts?
Door and window contacts are some of the most important security sensors that are used with security systems. This type of device will monitor a door or a window and let the user know when it has been opened. We offer many great wireless door and window contacts. Discover which ones are the best.
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