April 13, 2026

Shooter detection system installed in a Connecticut commercial building for real-time gunshot detection and enhanced security monitoring

Don’t leave safety to chance when an active shooting event occurs. Maximize safety with a fast and accurate gunshot sensor from SDS, fully integrated with the Alarm.com security platform. When gunfire is detected, the sensor automatically shares critical location information and event video with first responders and building occupants—helping you save time and lives.

Benefits of SDS Powered by Alarm.com

  • Instant Detection: PoE sensor identifies a gunshot in a half-second.
  • Reduce Error: Minimize human error during moments of panic and chaos.
  • Safety Measures: Notify building occupants to quickly enact safety protocols.
  • Automation: Activate local alarms and sirens through the Alarm.com system.
  • Real-time Response: Share detailed, real-time information with emergency responders.
  • One Unified Platform: Easily integrate with Alarm.com for Business’s cloud-based platform.

How It Works

What happens when a gunshot is detected?

  1. Gunshot Detected: SDS sensors detect gunshots using acoustic & infrared technologies.
  2. Signal Forwarded: Gunshot signals automatically sent to Alarm.com’s cloud-based security platform.
  3. Monitoring Station Alerted: Monitoring station identifies threat from Alarm.com Operator Console.
  4. Law Enforcement Dispatched: Monitoring station dispatches emergency personnel.
  5. Emergency Notifications Sent: Staff & personnel receive emergency alerts via SMS & Push Notifications, and local alarms prompt life safety response measures.

Technology and Performance

  • Less than one false alert per five million hours of use
  • Two acoustic sensors hear the shot + Two infrared sensors see the muzzle flash
  • Detects low caliber handgun (.22 caliber) to semi-automatic and automatic assault rifles
  • Discreet 4”x4” footprint wall or ceiling mounted at a height of 9’ to 12’

Field of view coverage with no line of sight required

The SDS gunshot sensor does not require a direct line of sight to the firearm. Even when the shooter is aiming away from the sensor, the shot’s infrared and acoustic signals will be detected. Each sensor has a range of approximately 2,500 square feet with 180 degrees of coverage.

Popular Applications

  • Independent: Coffee Shop, Dry Cleaner, Nail Salon, Barber Shop, Bakery.
  • SMB: Small Office, Restaurant, Convenience Store, Liquor Store, Bank Branch.
  • Commercial: Education, Hotel and Lodging, Place of Worship, Retail, Healthcare, Offices.

Installation: Hardware and Network Requirements

  • PoE Sensor: Install up to 50 sensors per location.
  • Alarm.com Cell Connector: Provides backup cloud connection using LTE.
  • Local Network: Connection for fast and reliable cloud access.

Optional Hardware

  • Alarm.com Cameras
  • Pro Series CSVR
  • Intrusion Panels

Alarm.com cameras and CSVR provide the monitoring station with recorded evidence of the event. Sirens (enrolled on compatible Qolsys and 2GIG security panels) provide an immediate localized alert when a gunshot is detected.

SDS is the proven leader in gunshot detection

  • First to market with the most reliable gunshot sensor available
  • Mature, military grade technology deployed in offices, schools, and other venues
  • Manufactured in U.S.A.

With SDS Powered by Alarm.com, safety isn’t left to chance. The industry-leading gunshot detection system is a rapid, reliable lifeline at chaotic moments. To learn more about gunshot detection and SDS powered by Alarm.com, speak to an authorized Alarm.com partner or visit alarm.com online.

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