Acme 210.5 Whistle
Whistle training remains one of the most effective means of distance-training your dog.
Acme have been producing quality dog whistles since 1860 and invented the silent dog whistle in 1935.
Works well with all dogs,both good for distance and close work.
Especially well proven with Spaniels.
Acme 210.5 Dog Whistle with Cobra Lanyard