JT18HD-PS Directional Voice Alarm Device
High-Powered, Long-Range, and Highly Directional Audio Solution for Critical Communication
🔧 Technical Specifications
| Parameter | Specification |
|---|---|
| Model | JT18HD-PS |
| Dimensions (L × W × H) | 244mm × 141mm × 243mm |
| Weight | 3.9kg |
| Output Power | 45W |
| Peak SPL (@1m) | 137dB ± 2dB |
| Directivity (Beam Angle) | 30° @ -3dB |
| Ingress Protection (IP) | IP56 (Dustproof & Waterproof) |
🌟 Key Features
✅ Highly Directional Sound Projection
Precisely targets sound over long distances with minimal spread, reducing noise pollution and avoiding disturbance to surrounding areas.
✅ Ultra-Long Audio Range
Delivers clear voice transmission up to 1000 metersin open spaces — ideal for large-scale outdoor environments.
✅ Crystal-Clear Audio Quality
High-definition sound output ensures intelligible voice announcements, even in high-noise conditions.
✅ Rugged & Weather-Resistant Design
Built to last with IP56 protection, safeguarding against dust, heavy rain, and extreme outdoor conditions.
✅ Fully Adjustable Installation
Manually adjustable horizontal and vertical angles for precise aiming. Volume can be tuned to suit the environment.
✅ Seamless System Integration
Equipped with standard interfaces for easy connection to autonomous early warning systems and public address (PA) networks.
📍 Application Scenarios
1. 🛡️ Perimeter Security & Critical Infrastructure
- Ideal for:Military bases, power plants, water treatment facilities, oil & gas sites.
- Why it works:Focuses loud, clear warning messages directly at intruders without disturbing nearby communities. Acts as a powerful, non-lethal deterrent.
2. 🏗️ Large Open Public & Industrial Zones
- Ideal for:Ports, construction sites, logistics yards, mining areas, farmland.
- Why it works:Cuts through high ambient noise to deliver safety alerts, evacuation orders, or operational instructions across vast distances.
3. 🌿 Environmental & Wildlife Control
- Ideal for:Airports (bird control), nature reserves, forest management.
- Why it works:Uses focused sound beams to deter birds or animals from hazardous zones without broad environmental noise impact.
4. 🚨 Emergency Response & Disaster Management
- Ideal for:Floods, earthquakes, search and rescue operations.
- Why it works:Operates reliably in harsh weather. Broadcasts life-saving instructions when conventional communication fails.
5. 🏙️ Urban Public Safety & Crowd Control
- Ideal for:Major public events, protest zones, high-traffic urban areas.
- Why it works:Enables authorities to issue clear, targeted announcements to specific zones, improving situational control and public compliance.
📦 Why Choose the JT18HD-PS?
- Precision Targeting: 30° narrow beam ensures sound goes exactly where it’s needed.
- Long-Range Clarity:Up to 1km reach with intelligible voice.
- All-Weather Reliability:Built for 24/7 operation in extreme conditions.
- Scalable Integration:Works as a standalone unit or as part of a smart safety network.
Ideal for government agencies, security providers, industrial operators, and emergency services seeking powerful, intelligent, and responsible audio alert solutions.
📞Contact us today to learn more or request a demo.










