The Legendary VALKEEN Whistle
- The choice of professional referees on the national and international stage around the world.
- Best for Large & Loud Audience, Maximum Loudness
- Tuned for Open Air Stadiums
- Powerful sound which penetrates through a stadium in the most effective way possible
- 4.15kHz & 3.67kHz, 4 octaves
- Attachments include: Adjustable Lanyard plus Three Flip Grips (Small, Medium, Large)
- Made in Japan