The Original Prison Officer’s Whistle, still used in correctional facilities Worldwide. Made from solid Brass. 112 dBA
Finish: Polished Brass
150 Years in the Making. The bastion on which all stands, is the determination to be The ACME. An ancient word with a timeless meaning; to be the best and most highly developed a thing can be. Innovations such as the ACME Thunderer have remained unchanged for decades, and have earned a special place in whistle history. Used extensively throughout modern history, they could be found on board the Titanic as well as becoming part of modern workwear. ACME whistles are proudly assembled in the city of Birmingham.
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