Whelen CenCom Core Howler™ Low Frequency Tone Siren deal Dynamic Variable Intensity (DVI) Patterns

Dynamic Variable Intensity (DVI) Patterns and Tones (Patent-Pending)

Timed-Out Relay for shotgun lock

Hard Wire: Includes a 3-wire pigtail for color one

Black cast aluminum housing

Whelen CenCom Core Howler™ Low Frequency Tone Siren deal Dynamic Variable Intensity (DVI) PatternsDescription Howler adds an extra layer of warning for intersections and high risk areas when used with a 100 200 watt siren amplifier, providing deep tones to penetrate other vehicles, alerting drivers and pedestrians of your approach. Features Add on to any 100 200 watt siren amplifier Uses low frequency tones to synchronize with the vehicle s primary siren tones Includes low frequency siren amplifier and speakers Works with any sweeping, Hi Low, or