Whistle 3 Pack Stainless Steel Whistles for Coaches, Referees, and Officials

Sturdily constructed from thick, durable stainless steel 304, the HUTOU L4820SP whistle delivers a loud, crisp sound of 128 decibels, optimized for maximum volume at a frequency of 3.0 kHz. Weighing just 0.029 lb, this whistle can be worn comfortably for extended periods without burden.

The package includes three L4820SP whistles, each with a mouth grip to protect your teeth, a braided lanyard (35.0 in girth, 0.14 in width) for hands-free carrying, and a separation-designed storage box (3.50 in length, 2.00 in width, 1.15 in height) for convenient storage and transport.

Complementing the stainless steel construction, the whistle features a natural oak bark pea that is waterproof and lightweight, allowing for quicker rotation and louder sound production without the use of glue.

To generate the loudest possible sound, users should follow these four simple steps:

1. Grip the whistle firmly with your teeth.
2. Block the whistle opening with your tongue.
3. Inhale through your nose.
4. Blow forcefully while retracting your tongue.

Compared to other HUTOU whistle models, the L4820SP offers a competitive edge:

Model | Price | Material | Dimensions | Weight | Sound | Frequency --- | --- | --- | --- | --- | --- | --- L4820SP | $5.99 | Stainless Steel 304 | 1.88 x 0.72 x 0.83 in | 0.029 lb | 128 dB | 3.0 kHz L5014SX | $8.99 | Stainless Steel 304 | 1.91 x 0.55 x 0.55 in | 0.022 lb | 125 dB | 4.25 kHz L5018CTJ | $9.99 | Brass | 1.97 x 0.63 x 0.71 in | 0.037 lb | 128 dB | 3.5 kHz L5523CTJ | $16.99 | Brass | 2.16 x 0.76 x 0.90 in | 0.06 lb | 130+ dB | 3.0 kHz

The L4820SP's combination of loud sound, sturdy construction, and complete accessory set make it an excellent choice for referees, coaches, trainers, teachers, and any other professional or recreational application requiring a high-performance whistle.

Customers have praised the L4820SP's quality, with a 4.3 out of 5-star rating from 34 reviews, highlighting its loud, crisp sound and durable materials. One reviewer noted, "The whistle sound is loud and crisp, easily up to 128+dB," while another commented, "The whistle is made of stainless steel 304, which is sturdy and durable."

In summary, the HUTOU L4820SP whistle offers a winning combination of performance, comfort, and value, making it a top choice for a wide range of professional and recreational applications. With its complete accessory set and easy-to-use design, the L4820SP is the perfect whistle for those seeking a reliable, high-quality tool to amplify their voice and command attention.

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