The Guardian Indoor Active Shooter Detection System

Guardian is the industry’s leading indoor gunshot detection system of choice with secure Wireless and Power-over-Ethernet (PoE) solutions that are performance-certified by U.S. and U.K. government agencies and trusted to protect our customers in facilities across the globe. When lives are on the line, don’t settle for lesser technology. View the video below to see how the system works and watch it perform in real-time as it reacts to gunfire in a fully integrated live fire demonstration.


Acoustic and Infrared validation for ZERO false alerts when every second counts*


All gunshot data processed within the sensor – having no “human in the loop” reduces risk of errors and associated delays


Sub-one second alerting with shot detection location for immediate, informed response


TWO Available Options: Wireless/Battery-Powered or Standard Power Over Ethernet (POE) sensors


Floor plan map of facility with audible and visual shot location information. Instant SMS and e-mail notifications to select recipients


Flush mounted in wallboard or ceiling tile, surface mount box for concrete/brick structures, color matching options

Simulation and Training

Simulate shots and initiate integrated actions in active shooter drills

Testing & Maintenance

Built-in self-test, regular heartbeat messages, instant maintenance alerts, and a patent pending handheld testing device

Performance Certifications

U.K. CPNI Certified; U.S. DHS SAFETY Act Certified; Successful Infosec and Penetration Testing by Fortune 10-500 Enterprises

IP Integrations

Certified, supported integrations with Video, Access Control, Mass Notification, Mobile Apps, Critical Event Management Systems

Contact & Relay Integrations

Panel alarms, Digital Radios, Emergency Lighting, Public Address, Digital Signage, etc.

American Made

Made in the U.S.A. with strict requirements for quality control



We partner with the security industry’s leading technologies to provide our customers with integrated, end-to-end solutions that empower building occupants and first responders by providing them critical information to immediately address the threat and save lives in an active shooter incident.

Download the SDS Integrations Matrix below or contact us to discuss your  unique integration requirements.