ACME whistle AC144 two-tone []

---------------------------------------------------------------------- When two cylindrical whistles are played, two notes are emitted at the same time, creating a comical sound similar to the whistle of a ship or locomotive. Once you play it, you will be captivated by its tone and may find yourself wanting to play it over and over again. It was originally blown by hotel doormen to hail taxis, but now it appears in wind band performances and is also used as sound effects in plays and plays. It is also ideal for use as a child's toy, play party, school play, or as an instrument for emotional education. ACME is a long-established British whistle manufacturer founded in 1870. The crew of the luxury liner Titanic also famously used ACME whistles.