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Wireless Alarms and Wireless Alerts

Did You Know?
You may spot a Stopper during your next vacation: St. Louis Arch, San Francisco, Antartica, Disney, etc.

Stopper II
Did You Know?
To construct wire guards we borrowed from nature’s master builder, the spider, creating a patented web of protection.

wire webs
Did You Know?
Rex the Barking Dog Alarm can plug into a timer and only be on guard from 11:00 p.m. to 7:00 a.m.

Bark  Bark!
Did You Know?
Can’t hear your existing doorbell in your basement, garage, shed, etc. With wireless ease extend the chime to greater distances.

Extend Chime
Featured Product

STI-6517B/FRE
Wireless Stopper® Station Shield with Cover Sound and Transmitter, French

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About STI Wireless Alarms and Wireless Alerts

Wireless alarms and wireless alerts are as flexible as they are secure.

Door alarms, driveway monitors, theft stoppers, motion-activated alarms, burglar stoppers and garage sensors can all work using wireless technology, giving you both freedom and easy installation.