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Advanced safety for correctional facilities

Strengthening security in every cell block

Halo identifies vaping, contraband smoke, loud disturbances and unusual occupancy to support staff.
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INSTANT ALERTS

<1s

Incident notification

HAZARD READINGS

16+

Safety & air quality risks

DEPLOYED IN

100k+

Secure sites globally
LOGS OVER

1 Million+

Data points

10,000+ organizations worldwide trust Halo

Smart sensors for safer correctional facilities

Halo delivers comprehensive protection in prisons by detecting vaping, smoke, aggression, noise and occupancy, helping staff maintain safety, compliance and order.

Monitor air for hidden threats

From contraband smoke to poor ventilation in crowded areas, Halo provides real-time insight into air quality risks. Safeguard staff, inmates and stay compliant with one smart device.

  • Immediate vape & smoke detection alerts
  • Triggers HVAC to clear contaminated air
  • Aids in contraband control & compliance
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Voice-activated distress detection

Halo detects urgent keywords like “help” or “officer” in cells, dayrooms or other high-risk areas, sending instant alerts to staff so they can respond to inmate altercations or emergencies without delay.

  • Real-time detection of distress phrases
  • Programmable alert phrases
  • Secure cloud logs for incident evidence
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Immediate gunshot detection alerts

Halo’s advanced acoustic analytics detect gunfire anywhere in a correctional facility. Dual-confirmation technology pinpoints the exact location and alerts officers to respond before threats escalate.

  • Identifies gunshots the instant they happen
  • Pinpoints incident location for fast response
  • Proven accuracy via third-party testing
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Creating safer correctional environments

With 12 built-in sensors, Halo strengthens prison security by detecting contraband smoke, aggression and other threats in real-time. See how facilities use Halo to protect and enhance safety.

Halo helps keep residents safe

“This has now given the [public housing] industry an easy way to enforce nonsmoking policies and provide proof of who is not following the rules and smoking on premises.”
Paul Feldman, Executive Director – Saratoga Springs Housing Authority
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Halo delivers instant alerts

“The device has been extremely accurate and has helped school leaders deal with the vaping issue effectively by identifying when and where our students have been vaping.”

Kristopher Harrison, Superintendent of School – Irvington Union Free School District

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Get your free guide to IoT smart sensors

Discover how IoT smart sensors can streamline your airport operations, security measures and more with our comprehensive guide.

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The most awarded smart vape sensor

HALO vape detectors for schools are award-winning multi-sensor IoT devices for vape detection, bullying and more for healthier school systems.
HALO Smart Sensor offers multiple sensors for vape detection, air quality monitoring, bullying, aggression prevention and more in education settings.

Frequently asked questions

Yes. Halo detects threats like aping, contraband smoke, aggression and distress, giving officers real-time insights to respond faster in high-risk areas.
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Halo can help staff proactively address security events by detecting gunshots, raised voices and verbal distress alerts, allowing officers to intervene immediately without recording audio.
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Yes. Halo is a plug-and-play and requires minimal setup, making it simple to install across cell blocks, dayrooms and other high-risk areas.
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Yes. Halo helps facilities meet safety and air quality standards, enforce no-smoking/vaping rules, and maintain secure environments for staff and inmates.
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Get expert help today

Take the next step toward safer, smarter corrections facilities. Contact us today.

Get your free guide to IoT smart sensors today

Download our free guide to IoT smart sensors, featuring key types of sensors and how they work, industry-specific use cases and important considerations for implementation.