Micro
Best compact signaling device for reliable, loud alerts.
A remarkably flat and compact signaling device that delivers a piercing, consistent sound without any moving parts. It is the ideal safety companion for those who need a reliable, weather-proof alert system that never jams or freezes.
$7.99
at
Fox 40 (official shop)
Who it's for
- Individuals needing a discreet, portable safety or signaling device.
- Outdoor enthusiasts, coaches, or safety personnel requiring consistent alerts.
- Hikers, referees, or emergency responders needing an audible alert.
Who should skip it
- Professionals requiring the absolute loudest signaling capability.
- Users who frequently misplace small items or prefer larger gear.
- Coaches or officials needing a whistle for continuous, prolonged use.
Performance breakdown
Audibility
Piercing 110 dB output cuts through wind, waves, and crowd noise.
Reliability
Pealess, no-moving-parts design ensures it never jams or freezes.
Ease of Use
Requires minimal breath effort to produce a loud, consistent signal.
Portability
Ultra-flat profile clips seamlessly onto life jackets or gear straps.
Water Performance
Self-clearing chambers function perfectly immediately after being submerged.
Durability
Rugged plastic construction withstands drops and harsh outdoor environments.
Key Specs
Sound Power
110 dB
Design
3-chamber pealess
Material
Plastic
Waterproof
Yes
Shock Resistant
Yes
Integrated Light
No
Integrated Compass
No
Quantity Per Pack
1 or 2
Design Style
3-chamber, flat, compact
Know before you buy
Still have a question?
Ask Metto anything about the Micro before you decide.