This professional basketball referee whistle delivers a powerful sound output of 124 dB at 10cm, ensuring it can be heard clearly even over the noise of cheering crowds. Operating at frequencies of 4.10kHz and 3.74kHz across four octaves, the whistle produces a sharp, penetrating tone that is ideal for keeping players’ attention during fast-paced indoor games. Its precise tuning makes it highly effective in gyms, arenas, and other indoor sports venues.
Constructed from reinforced polycarbonate with a vertical reinforcing rib, this whistle is built for long-lasting durability and resistance to wear. Despite its robust design, it is easy to blow, producing a strong and immediate sound with minimal effort. This ensures that referees can maintain consistent signaling throughout the entire game without fatigue.
Specifically designed for basketball referees, the whistle is optimized for indoor arenas and gymnasiums, where clarity and audibility are crucial. For convenience and portability, it comes with a durable lanyard, allowing referees to keep it close at hand at all times. Combining reliability, strength, and superior sound quality, this whistle is an essential tool for professional basketball officiating.