Acme Silent Dog Whistle Training Aid for Hunting Dogs
Adjust Pitch Easily with Pitch Register
Dogs Hear Whistle Over 1 Mile
Almost Completely Inaudible to Humans
Invented by ACME in 1935 and still the ultimate in training and commanding for sporting and domestic dogs. With ultra sonic adjustable frequencies it can be heard for over 1 mile, subject to weather conditions. This whistle has an adjustable pitch that is loud to dogs, but is barely audible to humans. Constructed of stainless steel, it has a 4 in. chain with a cover at the end to protect the mouthpiece. Comes with instructional kit.
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