CLIX Training Silent Dog Whistle Silent Whistle

This lightweight, compact, “silent” whistle is ideal for dog training, both indoors and out. It is also possible to alter the pitch of the whistle by using the adjustment screw. “Silent” whistles are particularly suited for training noise-sensitive breeds such as Border Collies. It should be noted that this whistle is just audible to the human ear, which essential for gauging its efficiency.