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ADT was first a part of Western Union, then ATandT. It explored on technology research related to signaling business, making the company identical with emergency call systems. World War II paved the way for a major breakthroughs alarms that signaled automatically to enhanced protection of families left home and secure supply factories. In 1974, on its 100th anniversary, ADT opened its first automated Central Monitoring center in Houston, Texas. Central Monitoring is one of the attributes that customers value primarily in an ADT system. ADT today is dedicated to providing continuing dependable, excellent service and innovative products to all its clientele.

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These are typically modest and lightweight, with models no bigger than 250 millimeters in length and width and no heavier than 600 grams.

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>alarm system for house

Additional fees and other restrictions may apply.

>home keyless entry systems

When it comes to selecting your perfect security camera, you may not know where to start.