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HyperWhistle The Original Worlds loudest whistle up to 142db Loud, Very long range, For Referee, Coaches, Instructors, Sports, Teachers, Life Guard, Protection, Self Defense, Survival, Emergency uses

4.4 out of 5 stars 54 customer reviews
Amazon's Choice recommends highly rated, well-priced products available to ship immediately.
Amazon's Choice for "loudest whistle"

Price: $12.95 Free Shipping for Prime Members
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Get free shipping
Free 5-8 business-day shipping within the U.S. when you order $25 of eligible items sold or fulfilled by Amazon.
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  • 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... https://www.youtube.com/watch?v=3arN5HtB09k

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  • HyperWhistle The Original Worlds loudest whistle up to 142db Loud, Very long range, For Referee, Coaches, Instructors, Sports, Teachers, Life Guard, Protection, Self Defense, Survival, Emergency uses
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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


Product details

  • Product Dimensions: 3.2 x 1.5 x 1.5 inches ; 0.64 ounces
  • Shipping Weight: 2.4 ounces (View shipping rates and policies)
  • ASIN: B01MUGZE9A
  • Average Customer Review: 4.4 out of 5 stars 54 customer reviews
  • Amazon Best Sellers Rank: #6,448 in Sports & Outdoors (See Top 100 in Sports & Outdoors)
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Important information

Seller Warranty Description
90 days parts and labor

Customer Questions & Answers

Customer Reviews

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