Galls® Sirens, the Best Money Can Buy
Upgraded to meet even more of your needs, our sirens now include mounting brackets, replaceable jumpers for option selection and automatic short circuit protection against speaker shorts. The Galls® Basic Siren is the perfect choice for volunteers and budget crunchers. Rocker switches for Wail/Yelp and Manual/Airhorn. Activate Thunder tone by hitting Manual while in Yelp.