Security Sonar & Acoustic Defender | HERTZINNO
Intelligent Acoustic Surveillance

Security Sonar & Acoustic Defender

Detect the invisible. From buried border defense sensors to AI-powered gunshot localization and urban noise enforcement.

Acoustic Defender Sensor
HZ-DA-200

Acoustic Defender

A buried seismic sensor system designed for border control and perimeter security. Stealthy, weatherproof, and virtually undetectable.

  • Range: 400m Detection Radius
  • Stealth: Fully Buried (IP68)
  • Comms: LoRaWAN Wireless
  • AI: Filters Wind/Rain Noise
Gunshot Detection System
HZ-SN-16

Air Sonar™ (Gunshot)

16-channel microphone array for locating explosions and gunshots. Integrates with CCTV to automatically track the sound source.

  • Accuracy: ≤2° Directional Precision
  • Response: < 0.5 Seconds
  • Linkage: ONVIF CCTV Control
  • Target: Gunshots, Explosions
Portable Acoustic Sensor
HZ-PS-20A

Portable Air Sonar™

A tactical, battery-powered microphone array for rapid gunshot localization. Lightweight design for temporary events and field operations.

  • Mobility: Tactical Rapid Deployment
  • Battery: Up to 12h Continuous Use
  • Precision: ≤2° Localization Accuracy
  • System: Wireless Tablet Control

Advanced Acoustic Intelligence

Three specialized technologies for three critical environments: Underground, Air, and Roadway.

🛡️ Underground Defense: HZ-DA-200

Inspired by arachnid vibration sensing, the HZ-DA-200 detects subtle seismic waves generated by footsteps and vehicles. By burying the sensor underground, it becomes invisible to intruders and immune to surface weather conditions like fog, rain, or darkness.

  • Stealth DesignFully buried IP68 enclosure. Impossible to sabotage visually.
  • AI Noise FiltrationAlgorithms filter out wind, rain, and river noise.
  • LoRaWAN Anti-JammingLong-range wireless transmission resists electronic interference.
  • CoverageA single unit monitors a 400m radius zone effectively.
Buried Seismic Sensor Principle

📡 Air Surveillance: HZ-SN-16

The "Sonar-CCTV Smart Linkage" system. When a gunshot or explosion occurs, the 16-channel microphone array calculates the exact coordinates (Azimuth & Elevation) within milliseconds and automatically steers PTZ cameras to zoom in on the threat.

  • 0.5s ResponseInstant triangulation of sound sources faster than human reaction.
  • Precision Targeting≤2° directional accuracy ensures the camera frames the incident perfectly.
  • Event ClassificationDistinguishes between gunshots, fireworks, and glass breaking.
  • ONVIF IntegrationSeamlessly upgrades existing security camera networks.

Powered by Acoustic Fingerprinting

How our AI distinguishes threats from background noise.

🌊

Waveform Analysis

Analyzes the unique attack, decay, sustain, and release (ADSR) envelope of sounds.

🧠

Deep Learning

Trained on thousands of samples (AK-47, footsteps, engines) to reduce false alarms.

📍

TDOA Localization

Time Difference of Arrival (TDOA) calculates precise source location using mic arrays.

Gun Shot Location

If you are looking for a fast respond solution on public security, We provide you a sound system which supports integrate with CCTV system via ONVIF.

Smart your monitoring system

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