Dog Whistle Thunderer 560

Acme Dog Whistle Thunderer 560. A very high-quality and traditional Acme 560 Thunderer whistle (560 MHz), also known as a referee whistle.

• A traditional pea whistle with a distinctive trilling sound, made of hard and durable polycarbonate plastic.
• A very popular and versatile whistle, commonly used for training and handling retrievers.
• The whistle's sound is well suited to rugged outdoor conditions, although adverse weather conditions may slightly affect its sound projection.

Colour: black