The Advanced Wireless Intercom System, by Communications-Applied Technology (C-AT®) is the essential communication tool for hazmat teams and chemical response and explosive units. Designed for use in extreme environments, such as chemical neutralization zones, the system supports clear communication while wearing SCBA, CAPR, or PAPR systems, ensuring your team remains connected when it matters most.

Hands-Free, Reliable Two-Way Communication

Specifically engineered for use with SCBA gear, CAPR/PAPR systems, the Advanced Wireless Intercom System provides clear, hands-free communication in hazardous environments where traditional systems often fail. This ensures that hazmat teams and chemical response units can maintain effective communication without needing to manipulate devices, even while fully suited up in Level "A" or "B" PPE.

Voice Activated Throat Mic/Full-Duplex Radios

The full-duplex radios allow for simultaneous, two-way communication among all team members, creating a "party-line" environment where everyone can hear and respond in real-time. This feature is crucial during high-stress operations, such as managing chemical spills or neutralizing hazardous materials, where every second counts.

DUPLEX Portable Radio Communication Systems (Series MDL)
  • Duplex, Hands-Free Operation: The system supports hands-free communication, allowing users to focus on their tasks without being distracted by the need to operate the radio manually.

  • Discrete Network: Ensures secure communication channels, essential for sensitive operations.

  • Low Power (0.1W, VHF/FM): Efficient power usage ensures extended operation times in the field.

  • Portable, Battery Powered: Designed for mobility, the system can be carried easily and used in remote locations without the need for external power.

  • Interconnects with Cellular Phones and Existing Land Mobile Radios: Offers flexibility by allowing integration with existing communication infrastructure.
Half-Duplex with Controlled PTT

Ideal for decontamination zones where CAPR or PAPR systems are used, the halfduplex mode with a large, easy-to-use Push-to-Talk (PTT) button allows for controlled communication in full decontamination gear, ensuring messages are transmitted only when needed.

Wire-Line Intercom and External/Desk Mic

Enables direct communication with Control Room Operators or Commanders, ensuring that critical information flows seamlessly, even during complex operations.

Extended Communication Reach

This system provides 4 independent communication channels, with the flexibility to scale further as needed. Each channel supports up to 6 radios or users, ensuring reliable and seamless communication in high-pressure environments like chemical neutralization zones. Built for operational excellence, it keeps teams connected in emergency response, hazardous environments, and multi-agency operations.

Under the Arm Harness or Waist Band

This unique harness design secures the radio inside Level "A" PPE, maintaining stability and ease of access during demanding operations, ensuring that the radio stays in place in high temp/sweat and challenging environments.

Throat Mic Assembly

The system features an accelerometer-based microphone that senses vocal cord vibrations, delivering superior voice transmission accuracy. This advanced technology outperforms traditional microphones, especially in environments where SCBA, PAPR, and CAPR systems are used. It ensures clear communication even in high ambient noise conditions or when protective gear interferes with sound transmission.

Continuous Audio Verification

Continuously monitors the functionality of the portable radio, providing audio feedback to enhance operational safety and reliability, ensuring that communication lines remain open at all times

Multiple Repeater Configurations Available

Available in portable, console, or rack-mount configurations, these repeaters can be tailored to suit various operational needs, ensuring that the communication system adapts to the specific demands of each mission.

Compatibility with All SCBA, Rebreathers, and Respirators

The system is designed to work seamlessly with all types of PPE, ensuring that protective barriers remain intact while maintaining effective communication.

Water Resistant

Built to withstand high-humidity environments, ensuring reliable operation even when users are exposed to extreme conditions where perspiration is excessive.

Mission-Specific Features and Capabilities
  • Simultaneous, Two-Way Communication: Voice Activated Throat Mic/Full-Duplex technology ensures clear, uninterrupted communication among all team members, even in high-risk chemical environments.

  • Secure Attachment and Compatibility: Under the Arm Harness ensures secure radio placement, while throat mics provide clear voice transmission, even with protective masks.

System Components
  • Portable Radios and Headsets

  • Base Station/Repeater

  • Throat Mic Assembly

  • MDL Repeater

HAZARDOUS MATERIAL HANDLING AND CHEMICAL RESPONSE

When your team is navigating hazardous material environments, precision and reliability are essential. C-AT®’s advanced intercom systems are designed to enhance safety and efficiency by providing the perfect combination of wired and wireless communication. Seamlessly integrated with PPE, including Level “A” and “B” suits, SCBA, and respirators, our systems ensure crystal-clear, hands-free communication for your employees in the field. Whether you’re managing chemical spills, train derailments, or other high-risk situations, our systems offer the flexibility you need—portable solutions for on-the-go teams and robust setups for controlled building scenarios.



In unpredictable environments, your communication system needs to be as tough as the people who face danger head-on. Imagine the confidence of knowing your team can rely on wired connections for critical infrastructure and wireless mobility for those wearing the radios, all while maintaining uninterrupted communication in the harshest conditions.



At C-AT®, we provide communication you can count on. Whether it’s wired connections for critical infrastructure or wireless mobility for your team in the field, we ensure dependable, continuous communication when it matters most.

scientist-wear-chemical-protection-suit-check-dang

POWER PLANTS AND INDUSTRIAL ENVIRONMENTS

engineers-inspect-the-completed-water-systems

In the high-stakes world of power plants and industrial operations, every second is critical. C-AT® wireless intercom systems are engineered to keep your team mobile and focused by eliminating the need for cumbersome cabling in radio-use areas. This means your employees can move freely, reducing tripping hazards and simplifying maintenance. Where cabling is necessary - it’s strategically placed to enhance the system’s reliability without getting in the way of your crew’s work.



With full-duplex microphones and seamless access to control rooms, clear, continuous communication between engineers and operators is not just possible—it’s guaranteed. And when things go sideways, and an employee goes down—even in the most contaminated or dangerous areas—emergency procedures can be activated instantly.



Curious about how we can enhance safety and efficiency in your plant? Let’s connect.

EXPLOSIVE ORDINANCE DISPOSAL (EOD) AND CBRNE SCENARIOS

In EOD and CBRNE scenarios, where every decision is critical, the Advanced Wireless Intercom System by Communications-Applied Technology (C-AT®) ensures clear, uninterrupted communication essential for mission success. Specifically designed to support full-duplex communication, the system guarantees that your team’s voices are heard clearly, even through the thickest protective gear, such as EOD suits and hazmat gear. Recognizing the risks of signal interference in high EMI environments or underground locations, our systems minimize latency and deliver crystal-clear audio without disruptive delays.

 

Our systems are built with flexibility in mind—whether your operation is in the field or within a controlled building environment. Designed to provide robust communication infrastructure alongside wireless mobility, this ensures your team remains connected and operational. With solid and reliable performance, team members can move freely and maintain critical communication without being tethered to a fixed point.

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AIRCRAFT FUEL CELL ENTRY, OIL RIGS, AND REFINERIES

male-worker-with-a-walkie-talkie-at-the-airdrome

The Advanced Wireless Intercom System by Communications-Applied Technology (C-AT®) is indispensable for operations in confined spaces like aircraft fuel cells, oil rigs, and refineries. Specifically designed for high-risk environments where the threat of fire or explosion looms large, our system provides non-sparking, reliable communication that ensures both safety and operational efficiency. In industries where clear, uninterrupted communication can make all the difference, C-AT® is the trusted choice for professionals who demand the best.

SCBA/Respirator/CAPR/PAPR

COMPATIBLE HEADSETS

Stay Connected in the Toughest Environments with C-AT® Respirator-Compatible Headsets

Our respirator-compatible headsets are expertly designed to ensure seamless two-way radio communications while wearing Level “A” and Level “B” personal protective equipment (PPE). Engineered for comfort and reliability, these headsets provide an adjustable fit that won’t interfere with protective suits, masks, or respirator gear, allowing your team to focus on the task at hand. Optimized for integration with the C-AT® Wireless Intercom system, these headsets deliver superior communication quality in even the most challenging environments.

Headset Image
PPE Compatibility

Perfectly suited for use with Level “A” and Level “B” protective suits, ensuring zero interference with masks or respirators.

Comfortable and Adjustable Fit

Designed for maximum comfort during long shifts, without compromising on secure fit.

Seamless Integration with C-AT® Wireless Intercom

Ensures enhanced communication clarity and reliability when paired with our advanced intercom systems.

Ideal for Survey/Recon Teams

Provides clear, dependable communication in hazardous environments, essential for effective operation.

When it comes to safety, communication is everything. Equip your team with absolutely reliable tools that keep them protected in every situation. Call us at +1-703-481-0068 to discover how our solutions can safeguard your operations.

CBRNe PPE Radio Headset
CBRNe PPE Radio Headset

with Push-To-Talk (P-T-T) and Accelerometer-Based Throat Microphone

Unmatched Communication for Hazardous Environments

When operating in hazardous environments, clear and reliable communication is critical. C-AT®’s CBRNe PPE radio headset with Push-to-Talk (P-T-T) and our Accelerometer-Based Throat Microphone are engineered to deliver superior performance, even in the most challenging conditions. Designed to integrate seamlessly with the Advanced Wireless Intercom System by C-AT®, these tools ensure your team stays connected and safe.



Designed for Compatibility and Durability

Our CBRNe PPE radio headset is specifically crafted for compatibility with Level A, B, and C PPE, SCBA, M-4x, M-50 masks, and PAPRs. Built on over 30 years of chem-bio demilitarization experience, this headset is purpose-built for CST Recon and CERF-P “hot zone” entries. We’ve meticulously optimized the P-T-T button’s size, location, pressure requirements, and stability within Level “A” suits to ensure seamless operation in the field.



Clear Communication with Accelerometer-Based Throat Microphone

In high-noise environments or when using protective gear like Level "A" suits, traditional microphones often struggle to pick up clear audio. Our Accelerometer-Based Throat Microphone is designed to minimize interference from ambient and in-suit noise, ensuring your voice is transmitted clearly and accurately. This advanced microphone is compatible with a range of radios, including Motorola APX, Harris XL Series, and Kenwood NX Series, providing reliable communication across various systems. Essential for operations where clarity and precision are non-negotiable, this microphone enhances speech comprehension, ensuring your team stays connected in critical moments.



 


Key Features:

  • Wide Compatibility: Designed for use with Level A, B, and C PPE, SCBA, M-4x, M-50 masks, and PAPRs.
  • Engineered for the Advanced Wireless Intercom System: Seamlessly integrates with C-AT®’s Advanced Wireless Intercom System for enhanced communication in high-risk environments.
  • Optimized P-T-T Design:P-T-T button size, location, and pressure are tailored for secure, stable use in Level “A” PPE.
  • Noise Reduction: The Accelerometer-Based Throat Microphone effectively reduces ambient and in-suit noise, ensuring clear communication.
  • Customizable Fit: Available in multiple neck strap sizes and equipped with non-occluding speakers for enhanced comfort and clarity.
  • Reliability You Can Trust: Low power consumption, a robust radio “key” switch, and an audio “shaping” circuit ensure consistent, reliable communication.


 


Enhance Your Hazardous Operations
When every second counts and communication is key, trust C-AT® to deliver the tools you need. Our CBRNe PPE radio headset with P-T-T and Accelerometer-Based Throat Microphone are designed to keep you connected, safe, and effective in the most hazardous environments.

 

READY TO IMPROVE YOUR COMMUNICATION IN HIGH-RISK SCENARIOS?

Contact us today to customize your system or schedule a strategy session.

TM-A Headset
TM-A Headset

for Level “A” and Level “B” PPE

Uncompromising Communication in Hazardous Environments
The TM-A headset is meticulously engineered for use with Level “A” and Level “B” personal protective equipment (PPE), ensuring your team stays connected in the most challenging conditions. Fully compatible with SCBA, CAPR/PAPR systems, and other respiratory protection assemblies, this versatile headset provides seamless integration and reliable communication, making it an essential tool for hazardous operations.



 


Key Features:



  • PPE Compatibility: Designed specifically for Level “A” and Level “B” protective suits, ensuring a secure fit and reliable performance.
  • SCBA Integration: Fully compatible with all Self-Contained Breathing Apparatus (SCBA) systems for seamless operation.
  • Respiratory Protection: Works effortlessly with CAPR/PAPR systems and other respiratory protection equipment, ensuring continuous communication in high-risk environments.
  • Enhanced Audio Experience: The Dual “Open Ear” Style Speaker/Earshells are designed to improve sound quality and voice discrimination, while allowing users to maintain awareness of ambient noise, including talk-through conversations and equipment alarms.


 


Throat Microphone with Advanced Noise Suppression
The TM-A headset’s throat microphone is equipped with an accelerometer that senses vibrations, effectively suppressing ambient noise and ensuring clear communication over the radio. Available in adjustable strap lengths ranging from 15” to 25”, it provides a customizable fit for different users, enhancing both comfort and functionality


  • Noise Suppression: Vibration-sensing microphone minimizes transmission of surrounding noise, ensuring your voice comes through clearly.
  • Adjustable Fit: Soft elastic straps available in various lengths to accommodate all users.


Advanced Audio and Connectivity Features
The TM-A headset includes an audio “shaping” circuit that enhances speech clarity for better listener comprehension. It also features a versatile radio interface cable that can connect to any C-AT® portable radio, ensuring broad compatibility across your communication devices.


  • Enhanced Speech Clarity: The audio “shaping” circuit improves the clarity of your speech, making communication more effective.
  • Versatile Connectivity: Configurable to work with any C-AT® portable radio, as well as Motorola™ and other commercial and military radios.
  • Low Power Consumption: Efficient design with a current drain of no more than 2mA, ensuring long-lasting, reliable operation.


Optional Configurations for Enhanced Performance
For those needing additional protection and performance, the TM-A headset is available in Dual-Muff configurations, including the HS-9TM and HS-9TM/IS models, providing even greater noise isolation and communication clarity in IDHL (Immediately Dangerous to Life or Health) environments.

Ensure Your Team’s Safety and Communication Efficiency
The TM-A headset is your go-to solution for reliable communication in hazardous environments. Whether your team is operating in high-risk zones with Level “A” or “B” PPE, or using SCBA or CAPR/PAPR systems, this headset is built to perform.

 

 

READY TO EQUIP YOUR TEAM WITH THE BEST IN COMMUNICATION TECHNOLOGY?

Contact us today to discuss how the TM-A headset can enhance your operations.

HS-9TM Headset
HS-9TM Headset

Clear Communication, Anywhere

Superior Performance with C-AT® Portable Radios

HS-(9Dual Ear)/TM (Throat Mic) The HS-9TM headset is engineered for professionals who demand reliable, clear communication in challenging environments. Featuring a throat microphone and dual ear muff design, this headset is built exclusively for seamless integration with C-AT® portable radios, ensuring top-tier performance and compatibility.



 


Key Features:

  • Throat Microphone: Delivers crystal-clear voice transmission by effectively suppressing ambient noise, ensuring your team’s communication is never compromised, even in high-noise environments.
  • Dual Ear Muff Design: Elevates sound quality and voice discrimination while allowing users to maintain critical situational awareness, making it perfect for high-stakes operation


 


Stay Connected and Aware with the HS-9TM

The HS-9TM headset strikes the right balance between sound isolation and situational awareness, helping your team stay focused and informed no matter what the environment throws at you. Its rugged design and advanced features make it an indispensable tool for maintaining reliable communication in the field.

 

READY TO STAY CONNECTED DURING YOUR OPERATION?

Contact us today to discuss how the 9TM headset can enhance your operations.

HS-13NB Headset
HS-13NB Behind-the-Neck Headset

Communication in Any Environment

Designed for Versatility and Performance

The HS-13NB over-the-head band headset is engineered to provide clear and effective communication in any environment. Featuring a noise-canceling boom microphone, this headset ensures that your voice is transmitted with precision, even in noisy settings. Built to be versatile, the HS-13NB is fully compatible with C-AT® portable radios and radios from other leading manufacturers, delivering reliable performance across various systems.



 


Key Features:

  • Behind-the-Neck Design: Provides a secure, comfortable fit for prolonged use, ensuring you stay focused and effective throughout your operation.
  • Noise-Canceling Boom Microphone: Filters out ambient noise for clear, uninterrupted communication.
  • Broad Compatibility: Seamlessly integrates with C-AT® portable radios and other manufacturers’ radios, offering flexibility across different communication systems.


 


Stay Connected with the HS-13NB

The HS-13NB headset is designed to deliver dependable communication in any situation. With its durable construction and advanced features, this headset is an essential tool for professionals who need consistent, clear communication in the field.

 

 

NEED DEPENDABLE COMMUNICATION IN ANY SITUATION?

Contact us today to discuss how the 13NB headset can enhance your operations.

ACCESS C-AT’S CRITICAL COMMUNICATION SOLUTIONS

WHY CHOOSE CA-T?

C-AT® delivers interoperable communication systems tailored to the needs of public safety, military, and emergency response teams. Designed for mission-critical communications, our solutions ensure reliability and performance in high-stakes scenarios.

 

Supporting MANET networks and Project 25 (P25) communication solutions, C-AT enables seamless communication between IP-based radios and traditional systems. Our solutions provide flexible, resilient communication tools that ensure interoperability across disparate radio systems and vendor technologies.

 

Built to perform in the harshest conditions, C-AT is the clear choice for public safety communication solutions and disaster-ready systems that are reliable, scalable, and simple to deploy. Choose C-AT when communication matters most.

HAVE A UNIQUE MISSION?

Our expert team specializes in crafting custom communication solutions tailored to your specific needs. Fill out the form below, and we’ll be in touch shortly to discuss how we can support your mission.