HyperWhistle The Original Worlds Loudest Whistle up to 142db Loud, Very Long Range, for Referee, Coaches, Instructors, Sports, Teachers, Life Guard, Self Defense, Survival, Emergency uses
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상품특징
SUPER LOUD- Up to 142dB for 2+ mile 8x range of a common sports whistleIncludes re-usable hearing protectors and easy clip neck lanyardUsed for Boating, Sporting Events, Life Safety, Camping, Hiking, PoliceDurable whistle
상품설명
Worlds\'s Loudest Whistle SPL up to 142dB 8x louder than a common whistle 2 mile usable range all-weather construction Unique radial tri-frequency design Naturally Buoyant Works in all weather environments, including underwater Patented Design US8925478
SUPER LOUD- Up to 142dB for 2+ mile 8x range of a common sports whistleIncludes re-usable hearing protectors and easy clip neck lanyardUsed for Boating, Sporting Events, Life Safety, Camping, Hiking, PoliceDurable whistle
상품설명
Worlds\'s Loudest Whistle SPL up to 142dB 8x louder than a common whistle 2 mile usable range all-weather construction Unique radial tri-frequency design Naturally Buoyant Works in all weather environments, including underwater Patented Design US8925478
2019-03-08 15:13:34