You wouldn't kiss your buddy would you? Then why are you sharing the same goobery whistle?! The Fox 40 Mini Electronic Whistle utilizes a push button, which offers a hygienic solution for multiple operators.
The Mini Electronic Whistle provides a loud, clear and consistent sound at 125dB and has three distinct tones that can be aimed in specific directions:
Off / Tone 1 / Tone 2 / Tone 3