Several police departments across America are planning to try a new device that uses focused sound, turned way up. These so-called non-lethal... Focused Sound 'Laser' for Crowd Control Crowd control ...
NEW YORK, Sept. 26, 2025 (GLOBE NEWSWIRE) -- Cearvol today unveiled Wave, its next-generation hearing solution. The device is now debuting on a crowdfunding platform, giving early supporters first ...
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