Description
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
Is Discontinued By Manufacturer : No Product Dimensions : 3.25 x 1.5 x 1.5 inches; 0.7 Ounces Date First Available : November 13, 2019 Manufacturer : Wattre Inc. ASIN : B081FJ3FHN
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