Why Choose Us? Our LS5525 whistles are designed to provide a superior user experience. Made with thick, durable plastic, these whistles offer a premium quality that sets them apart from others on the market.

Loud, Crisp Sound The LS5525 whistle features a high and low-frequency design, simultaneously emitting two frequencies of 3.70kHz and 4.15kHz. This unique dual-frequency system produces a loud, crisp sound that can easily reach over 130dB, ensuring your voice is heard clearly and effectively.

Comfortable to Wear Weighing only 0.02 lb, the LS5525 whistle can be worn for extended periods without any discomfort or burden. The moderate size ensures it is suitable for most people's use.

Complete Accessories Each package includes 2 LS5525BK whistles, 2 black safety lanyards, 2 mouth grips, and 2 storage boxes. The safety lanyards, with a girth of 35.0 inches and a width of 0.12 inches, are made of skin-friendly material and will automatically disconnect when the pulling force exceeds 1.5 kilograms. The mouth grips are designed specifically for the LS5525 whistle, providing a comfortable and protective solution for your teeth.

Wide Applicability Whether you're a referee, coach, teacher, or any other professional who requires a reliable and effective whistle, the LS5525 is the perfect choice. Its versatile design and complete set of accessories make it a valuable tool for a variety of uses.

How to Use the LS5525 Whistle 1. Grip the whistle with your teeth. 2. Block the whistle with your tongue. 3. Inhale through your nose. 4. Blow hard while retracting your tongue.

This simple four-step process will help you achieve a loud and clear whistle sound, easily reaching over 130dB.

In summary, the LS5525 whistle is a superior product that combines durability, sound quality, and comfort, making it an excellent choice for a wide range of professional and personal applications. With its complete accessory set and easy-to-use design, the LS5525 is the ultimate whistle solution.

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