ACME Alpha 211.5 Professional Dog Training Whistle – 450-500 yd Range, 110 dBA, BPA-Free, UK Made (Violet Purple)

Overview

ACME Alpha 211.5 is a high-visibility dog training whistle built for consistency in real world training. Crafted in the United Kingdom from BPA-free plastic, it combines a soft mouthfeel with precise control. The violet purple variant adds a practical color cue for shared use among handlers.

Developed over four years with World Champion dog trainers, this whistle features patented sound chambers that optimize air use and produce a brighter tone. The standardized 5400 Hz frequency helps your dog recognize your call even when others are nearby, while the long range supports cues over distance in outdoor and indoor environments.

Why it stands out

• Long-range design around 450-500 yards for larger breeds such as Labradors and Greyhounds, with reliable handling in windy conditions.
• Enhanced air efficiency via patented sound chambers, yielding a clearer signal while using less air per blast.
• Consistent recognition from a standardized 5400 Hz frequency, useful across different color variants.
• Comfort and control with BPA-free plastic and a redesigned ergonomic grip for gentle mouthfeel and confident handling in any setting.
• UK-made quality backed by ACME expertise and a heritage of craftsmanship.

Design and specs

Key measurements and materials emphasize portability and reliability. The whistle remains compact for easy carry and repeated use, with careful attention to balance and texture.

• Weight 6 g | Length 3 inches | Width 0.5 inches | Height 0.5 inches
• Material BPA-free plastic with food-grade standards
• Color Violet Purple variant for easy coordination with gear
• Pealess/ball-free/no cork design for consistent performance

Practical training scenarios

Whether in a quiet park, a busy street, or an open field, the Alpha 211.5 offers a reliable cue that can cut through distractions. The combination of a standardized tone and long-range reach can support recall and direction signals for diverse breeds and training styles. Actual results may vary by dog and environment, and consistency in tone can help deliver cues across sessions.