Long Range Acoustic Device
Long range acoustic device is used to warn and disperse specific population by directional launch of super sound wave. It has a high degree of directionality and strong sound output.
It can clearly send important information, instructions and warnings to 2km away. It can be applied for search, rescue, anti-terrorism, anti-riot, and so on.
Address: Number 113,Gucheng West Road,Shijingshan District,Beijing,China.
Email: email@example.com firstname.lastname@example.org
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