Bosch HS-24-W Horn, 2-wire 24V, White

These Wheelock horns are UL Listed for indoorwall-mount applications. They provide a choice ofcontinuous horn tone or temporal (Code 3) horn tonewith three selectable sound output (dBA) settings foreach tone. The temporal tone can be synchronized byusing an SM (single) or DSM (dual) SynchronizationModule or a compatible control panel. These hornscan also be used on coded systems where the appliedvoltage is cycled on and off.