Xinpinkou High-Frequency Dolphin Whistle – Professional Referee & Sports Coach Essential
Ultra-durable ABS plastic construction ensures crack resistance and long-term reliability in outdoor conditions. Precision-engineered with a high-frequency dolphin sound design for clear, sharp acoustics that cut through crowd noise. Ergonomic mouthpiece with anti-slip grooves for comfortable grip during extended use. Ideal for basketball referees, soccer coaches, PE teachers, and outdoor training sessions. Lightweight yet robust design fits easily in pockets or gear bags. Water-resistant finish withstands rain and sweat, maintaining performance in all weather. Exclusive bulk pricing available – stock up for teams, schools, or sports clubs with global wholesale discounts. Unbeatable value for professional-grade equipment.