ACME Double Tone Dog Whistle No. 640 / No. 641 - Professional Double Whistle with 2 Beeps & Free Leather Strap - Standardised Frequency (No. 640/Black)

• DUAL TONE FUNCTION - Combines clear call tone for recall and trill tone for stop or attention signals, easy to select by turning the whistle.
• Standardized Frequency - Both Models No. 640 and No. 641 sound identical within their range, ideal for consistent training signals for multiple users or spare whistles.
• High Range - Powerful, clear sound that reliably bridges long distances even in wind, rain or noisy environments.
• Leather Strap - Included for comfortable and secure wear around your neck or on your gear.
• LIGHTWEIGHT AND WEATHER RESISTANT - Made from durable materials for everyday use during training, hunting or walking

Product description The ACME double tone whistle no. 640/641 is the perfect choice for dog owners, trainers and hunters who rely on a reliable, durable and versatile training whistle. Weighing only ~20 g, it sits comfortably in the hand and can be worn comfortably on the leather strap - which is included. Directions Call the dog to you and reward him immediately - with food, praise, play or pats depending on your preference.