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Gunshot detection sensor

Enhance safety with Halo Smart Sensor’s gunshot detection technology, alerting you to threats in real-time.

Trusted by 100,000+ organizations globally

Gunshot detection for elevated safety

The Halo Smart Sensor improves safety by delivering instant gunshot sound detection alerts and minimizing false alarms.

Accurate gunfire detection

Delivers instant alerts for gunfire incidents, allowing security personnel to respond swiftly.

  • Quick response to enhance safety
  • Active measures to prevent harm
  • Immediate alerts via mobile app
  • Critical incident monitoring
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Advanced acoustic technology

Halo accurately detects and distinguishes gunshots from ambient noises to an accurate location area.

  • Reduces false alarms for reliability
  • Maintains privacy with no recording
  • Threat location detection
  • Covers multiple areas
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Comprehensive security

A single Halo Smart Sensor can cover an entire room up to 1,960 sq. ft.

  • 360º detection range
  • 25’ radius and 50’ diameter
  • Two-factor authentication
  • Third-party certified
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Get your free 2026 guide to security technology

When safety is a top priority, our security technology guide can help you make the most out of your investment. Discover the latest threats, security tech trends, best practices and more. Download to improve your security today.

Explore more capabilities of Halo Smart Sensor

The multifunctional sensor offers enhanced capabilities, ensuring safety and versatility in different environments.

People counting

Get accurate occupancy counting when it matters most.

Vape and smoke

Detects tobacco and THC with specialized vape and smoke sensors.

Aggression and hostility

Can accurately sense aggression and hostility without recording audio.

Key gunshot detection features

Delivers real-time gunshot sound alerts and precise incident monitoring to enhance facility safety while protecting privacy.

  • Instant alerts

    Get instant alerts of gunfire.

  • High accuracy

    Minimizes false alarms reliably.

  • Wide coverage

    Protects rooms up to 1,960 sqft.

  • Privacy focused

    No audio or video is recorded.

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Certified for safety and quality standards

We maintain the highest standards of safety, quality and regulatory compliance.

UL

NDAA Compliant

TAA Compliant

CE

Gun detection sensors FAQs

Contact our team today to purchase the Halo Smart Sensor and request your free, no-obligation quote.
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Halo gunshot detection devices use advanced algorithms to analyze sound waves, accurately distinguishing shots from other loud noises by assessing specific acoustic signatures and patterns.
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Halo Smart Sensors are used in various facilities, including schools, hospitals, airports, shopping centers and public spaces as gunshot detectors and safety enhancement devices. 
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Gunshot sensors work by analyzing sound waves using advanced algorithms that identify the unique acoustic signatures of gunfire, triggering instant alerts for threats.
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No, the shot sensor is not invasive to privacy. It focuses on sound analysis for safety without recording conversations or personal data to maintain confidentiality.
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The cost of a gunshot detection system can vary depending on the specific model and the quantity of sensors needed. Additionally, the cost of the sensor itself is just one pricing component; you should also factor in installation costs, ongoing maintenance and software subscriptions. Contact our team to request a customized, free quote for your facility.
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The gunshot detection sensor is highly accurate and engineered to minimize false alarms. Using advanced acoustic technology and sophisticated algorithms, the sensor analyzes sound waves to distinguish actual gunfire from loud ambient noises (like slammed doors, machinery or firecrackers) in real time. This ensures reliable threat detection and improved situational awareness.
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Have questions? We can help

Our video security experts can help you implement the right security system for your business.