The Global Leader in Long Range Acoustic Hailing Devices

Crowd Control a Concern Ahead of NATO Summit

(Courtesy of ABC7Chicago.com)

“Chicago Police say they do have an LRAD available for use. It sends out live or recorded messages in a narrow sound beam. So you can hear the messages with clarity several hundred yards away. Police say that is how they intend to use it — as a communications tool. But it is also equipped to emit those high-frequency alarm tones.”

 

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