WHELEN Howler

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.

• 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 speaker(s)
• Works with any sweeping, Hi/Low, or electronic mechanical tones generated by the primary siren
• Scan-Lock™ allows for easy set-up of tone duration and frequency style
• Uses the primary siren speaker output wires and divides the frequency to one of three frequency bands via Scan-Lock™ buttons
  • Selections are ¼ tone, ½ tone, or a composite of both
• Includes two external cancel controls: choose from 12 volt or ground deactivation
• Certain vehicle models may utilize single or dual speaker systems

SPECIFICATIONS