HyperWhistle – Original Worlds Loudest Whistle
The HyperWhistle is the original Worlds’s Loudest Whistle! It can get to an ear shattering 142dB which is eight times louder than a common whistle. This makes it the ideal whistle for camping, hiking or as a survival tool.
This patented device has a staggering usable range of 2 miles! It includes re-usable hearing protectors and easy clip neck lanyard!
- Anti-microbial composite, all-weather construction
- Unique radial tri-frequency design
- Naturally Buoyant
- Works in all weather environments, including underwater
- Patented Design US8925478