The World's Loudest Whistle

Brand: HyperWhistle
Category: #5780 in Emergency Survival Kits
Price: $10.95  (Customer Reviews)
Dimension: 1.5 x 3.3 x 1.5 inches
Shipping Wt: 0.04 pounds. FREE Shipping (Details)
Availability: Usually ships in 24 hours
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Product Description

Worlds's Loudest Whistle

SPL up to 142dB 8x louder than a common whistle

2 mile usable range

Anti-microbial composite, all-weather construction

Unique radial tri-frequency design

Naturally Buoyant

Works in all weather environments, including underwater

Patented Design US8925478


  • LOUD! - Up to 142dB for 2+ mile 8x range of a common sports whistle
  • included hearing protectors and easy clip neck lanyard
  • Used for Boating, Sporting Events, Life Safety, Camping, Hiking
  • Works in all weather environments, including underwater
  • 143db SPL TEST VIDEO...

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