Introducing the Acme 58.5 large brass thunderer whistle - nickel plated The Acme large thunderer whistle produces a large deep tone and a far carrying sound for use in all environments. It is a reliable choice for referees and lifeguards, or even private security workers. The thunderer whistle produces a reliably consistent tone, and as a pea whistle it allows users to make an interesting variety of sounds by adjusting the airflow to produce a rolling trill with a range of effects. Hand made in the UK To this day Acme police whistles are manufactured in Birmingham using the original techniques and machinery from the 1800s. Outstanding craftsmanship and strict quality testing ensure every whistle is of the highest standard. The Acme thunderer whistles collection Brass, nickel plated whistles Acme Titanic brass thunderer whistle - loud piercing tone, replica of whistles used on the Titanic Acme large brass thunderer whistle - large deep tone Acme small brass thunderer whistle - higher piercing tone Acme large brass thunderer finger whistle - large deep tone, attaches to finger with strap Black plastic whistles Acme large thunderer whistle - large deep tone Acme medium thunderer whistle - more piercing tone Acme small thunderer whistle - clear, higher-pitched tone Sound Sample Chamberlain Music · PP174 Acme large brass thunderer whistle