Makes traffic signal priority work better than ever!

Simple to Deploy Hassle Free Lower Cost
Install it. Tweak it and
you're done.

No lenses to clean
No costly vehicle retrofitting

The SONEM 2000 has changed signal priority for good. The system's detector detects the siren of an oncoming emergency vehicle and then---

Determines the direction of the approaching vehicle

Notifies the traffic controller of a request for priority

Clears the priority request once the vehicle has passed through the intersection

The SONEM 2000 gives emergency vehicle operators the ability to pass quickly and safely through controlled traffic intersections.

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