Penetrating sound cuts through crowd noise and carries over a long distance. Tested. Proven. Faultless performance every time. These are the whistles of choice for professional and amateur sport federations worldwide! Ron Foxcroft built Fox 40 on innovation, quality and trust more than 22 years ago and continues to guide the company by these principles. Since then the name Fox 40 has become synonymous with innovating and producing the best quality, most trusted whistles in the world. And for good reason. Fox 40 whistles come from real people, real referees, real heritage and real passion. This can’t be duplicated. You expect the best out of your performance, so too you should expect the best from your whistle! Design: 3-chamber pealess Sound Power: 115 dB