ACME whistle is frequency standardised. This guarantees an absolutely identical tone if you use whistles with same number.
The whistle is made of plastic and it´s functions is independent of weather influences.
The whistle has two different frequencies - high tone and trill, with two mouthpieces.
Material: Plastic
Length: 6 cm
Colour: Orange
Whistle lanyard is not included.
Click here to hear the sound of the whistle.
ACME Whistle 641 Double tone orange
219 kr
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Overview
Article nr: A641O
ACME's whistle is frequency stardardiserad. The whistle has two frequencies- high tone and trill.