NOTE: This is a low frequency emitter ONLY you will require the standard siren speaker to emit normal tones.

Code 3’s Tremor™ low-frequency speaker outputs siren tones as deep low-end sound waves, penetrating modern vehicle cabin spaces more effectively and increasing directional awareness.

These low-frequency tones make emergency vehicles more prominently heard, significantly enhancing emergency vehicle safety in urban areas and intersections.

The Tremor speakers
come standard with mounting brackets.

• Designed for larger vehicles
• Makes emergency vehicles more prominently heard.
• Compatible with the Pursuit siren.
• Durable construction holds up in extreme environments.
• Stainless steel mounting brackets
• 125Hz-1000Hz.

Safer Since 1974

Whenever and wherever, professionals in the emergency services are called to put their skills to the test, you’ll find Code 3 on the job. That’s because there’s a bond of trust between operator and equipment that we respect and earn everyday. For 51 years, our products have answered the call of service with the promise of uncompromising performance.

• Code 3 is a leader in emergency product design, engineering, testing, manufacturing, and quality control.

• A global leader providing the most comprehensive line of emergency vehicle safety solutions

• Industry leader in product innovation, including several “Industry Firsts”

• ISO 9001:2015 Certified by Intertek, St. Louis, MO based facility

• 400,000 square feet of manufacturing, distribution and warehousing space worldwide

• Local and National supporter of the public safety community for more than 40 years