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
- Usable underwater