The Fox 40 Classic whistle is the number 1 professional referee whistle worldwide. It is used by 90% of referees. It is an excellent tool for all coaches and very useful for teachers. Ideal for referees and coaches at all levels. It will be reliable in any situation where it needs to be heard above environmental noise, crowds, and winds.

Features:

• Sound intensity: 115 dB.
• Two chambers that are directed away from each other.
• No moving parts.
• The peal is colored to match the color of the whistle.
• Whistle color: green.
• The package includes a peal: an elastic peal with an adjustment system with a snap closure around the neck, allowing for quick release in case of emergency.

Fox 40 is the official whistle of the NBA, NHL, NBL, NCAA, FIBA, FIVB, and other federations. It is a ball-less whistle with internal channels that make the sound very loud. It is also used by the Uniformed Services. Very useful for diving, windsurfing, in the mountains, and in other locations where a strong signal is required.