3-Frequency Survival Whistle – Ultra-High 120dB Sound Output for Emergency Signaling

Engineered with premium ABS polymer for extreme durability, this compact whistle withstands harsh outdoor conditions. Triple-frequency design ensures distinct sound differentiation for precise communication in emergencies.

Military-Grade Acoustic Performance with Precision Tuned Chambers

Each chamber is CNC-machined to 0.1mm tolerance, optimizing airflow for maximum decibel projection (tested at 120dB at 1m distance). Integrated lanyard hole allows for quick deployment during hiking, marine SOS, or wilderness survival scenarios.

Omnidirectional Sound Projection with All-Weather Reliability

Waterproof and corrosion-resistant construction performs in -30°C to 80°C environments. Non-toxic coating meets international safety standards (EN71-3, ASTM F963). Essential for first responders, campers, and disaster preparedness kits.

Ergonomic Lip-Guard Design for Rapid One-Handed Operation

Contoured mouthpiece prevents slippage during prolonged use. Weighs only 18g for effortless EDC carry. Packaged in recyclable blister pack with multilingual safety instructions. Bulk orders available with OEM customization options.