NYPD Sirens

New York Times “N.Y.P.D. Sirens”:

When New York City police officers have to use their sirens, they have the option to mix and match a series of screeches and wails. Below are the sounds at their disposal as well and one more — the Rumbler — which may soon be added to their repertoire.

Mix and match ’em yoursel…

Hi-Lo:

Rumbler:

Fast:

More at NY Times.

Found by Sue Schardt.