Whistle with hand flip grip for football and handball referees
constant, rich, clear tone
robust
patented 4 octave sound
2 frequency ranges: 3.67 kHz and 4.15 kHz
Volume: 125 dB
Flip grip: This revolutionary invention enables the referee to hold the whistle safely in his hand and to be able to gesticulate and signal freely. Thanks to the flip-grip technology, the whistle can be brought into the desired position for whistling in a flash. Supplied in 3 different sizes: 18, 20 and 22mm
