Quackler Low Frequency Tone Siren Intersection Clearing System (Add-On)
- Add-on to any 100-200 watt warning siren & Improves emergency vehicle operator safety and siren effectiveness.
- Produces penetrating/vibrating low frequency sound waves able to penetrate vehicles, alerting drivers to your oncoming emergency vehicle.
- Works with any 100/200 watt emergency vehicle siren & Works with any sweeping tone, plus Hi/Low and electronic mechanical tone generated by the primary siren.
- Low Frequency siren sound can be activated via any emergency vehicle steering wheel horn ring.
- Highly effective in dense urban environments with heavy vehicle traffic – 8 second safety timer provides automatic tone shutdown.