Detail: 
Colour: Chrome Silver
Material: Chrome Plated Brass
Length: 2.0" (approx.)
 
Key ring loop included
A good Training Tool for your pet .
This sound can be heard by the man, which helps the owner at the beginning of the training to produce a long or short whistle.Adjustable pitch - simply tighten or loosen the screw to work out your dogs frequency It should be noted that this whistle is audible to the human ear, essential for gauging its efficiency