Gas Protective Sonic Helmet For Use By Police & Paramilitaries . Very High Decib ...
Stockphoto ID: 1654117
File name: sonic helmet.jpg
Format: digital, 5000+ pixels longest side
Property release: no Model release: no
Source: photo agency Based in: United Kingdom
Description: Gas protective sonic helmet for use by police & paramilitaries . Very high decibel output can be used for crowd control and as a weapon at closer quarters . An out of phase " opposite " sound is generated in the users headset to render the helmet virtually silent to the wearer while disabling those at who it is directed .
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