- World class referee whistle for football
- Rich and clear-cut-high-pitched tone that reaches every corner of the pitch
- The pinnacle of soccer referee whistles
- The largely protruding “fin” controls the flow of air to produce a quick, thick and clear-cut sound, including high-order harmonic tones stretching as far as 4 octaves (patented)
- Two frequency range (3.67 kHz and 4.15 kHz) 125 dBA
Utan flip grip, Med flip grip
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