Premium Stainless Steel Construction: Crafted from high-grade 304 stainless steel for exceptional durability, corrosion resistance, and a polished professional finish that withstands rigorous outdoor use.

Triple-Chamber Acoustic Design: Engineered with three resonant chambers to produce piercing 120dB treble tones, ensuring clear audible commands in noisy sports arenas or open-field environments.

Ergonomic Lip-Grip Technology: Contoured mouthpiece with anti-slip grooves provides secure grip and reduced fatigue during prolonged use, ideal for referees, coaches, or PE instructors.

Multi-Sport Versatility: Optimized for basketball, soccer, rugby, and track events with weatherproof O-ring seals that maintain performance in rain, dust, or extreme temperatures (-20°C to 60°C).

Professional-Grade Safety: Features a breakaway lanyard ring to prevent neck injuries during active gameplay, meeting international referee equipment standards.

Bulk Purchase Advantage: Factory-direct pricing ensures unbeatable value for schools, leagues, or sports clubs requiring bulk orders of 50+ units with consistent quality control.