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From the inventors of HyperSpikeTM comes the HyperWhistleTM; a long range acoustic alert-warn-animal deterrent that boasts an impressive 142 dB peak output. The HyperWhistleTM is the ideal tool for use in numerous activities including search and rescue, naval applications, and sporting events.


  • 142 dB peak SPL output
  • Lightweight design weighing only 0.7 oz
  • Omni output
  • Audible greater than one mile away
  • Engineered tri-tone frequency
  • Antimicrobial
  • Usable underwater
For more information call: 260.657.3701