Motorola Receive Only Covert Earpiece for Microphones and RSMs UL TIA (MDRLN4941A) – Intrinsically Safe Discreet Communication Solution

Product Overview

The Motorola Receive Only Covert Earpiece for Microphones and RSMs UL TIA (MDRLN4941A) is a specialised communication accessory designed for discreet audio monitoring in hazardous and safety-critical environments. Featuring a covert acoustic tube design, this earpiece enables low-visibility communication while maintaining clear and reliable audio performance.

Certified to UL-TIA standards for intrinsically safe use, the MDRLN4941A is suitable for deployment in environments where explosive gases or hazardous conditions may be present. It is designed for use with compatible Motorola microphones and remote speaker microphones (RSMs), allowing users to receive communications privately while utilising the microphone and push-to-talk (PTT) functionality of the connected device.

This earpiece is an essential solution for professionals who require safe, discreet, and dependable communication in high-risk operational environments.

Key Features

• UL-TIA Intrinsically Safe Certification: Approved for use in hazardous and explosive environments.
• Covert Acoustic Tube Design: Provides discreet, low-visibility communication.
• Receive-Only Functionality: Enables private audio monitoring via RSM or microphone systems.
• RSM & Microphone Compatibility: Designed for use with Motorola remote speaker microphones and audio accessories.
• Clear Audio Performance: Ensures reliable sound quality in demanding environments.
• Lightweight & Comfortable: Suitable for extended wear without discomfort.
• Durable Construction: Built for use in industrial and safety-critical conditions.

What Is Included

• Motorola covert acoustic tube earpiece
• Transparent acoustic tube with earbud
• Integrated cable and connector
• Protective packaging

System Capabilities

• Intrinsically Safe Operation: Suitable for use in hazardous environments requiring certified equipment.
• Discreet Audio Monitoring: Enables private listening in sensitive or covert scenarios.
• Hands-Free Communication: Works alongside RSM or microphone PTT functionality.
• Reliable Audio Delivery: Ensures consistent performance in demanding conditions.
• Professional-Grade Use: Designed for continuous operation in safety-critical roles.

Technical Specifications

• Model: MDRLN4941A
• Type: Receive-Only Covert Acoustic Tube Earpiece
• Connectivity: Compatible with Motorola RSMs and microphones
• Audio / Performance: Clear receive-only audio via acoustic tube
• Microphone: Not applicable (uses connected microphone or RSM)
• PTT / Controls: Not applicable (controlled via RSM or microphone)
• Construction: Lightweight and durable materials
• Compatibility: Motorola intrinsically safe microphones and RSMs
• Usage: Hazardous and professional environments

Approvals and Certifications

• UL-TIA Intrinsically Safe Certification
• Motorola genuine accessory
• Approved for hazardous environments
• Designed for safety-critical communication applications

Ideal Applications

• Oil & Gas Operations: Enables safe and discreet communication in explosive environments.
• Industrial Facilities: Supports communication in hazardous working conditions.
• Utilities & Energy: Provides reliable audio in safety-critical roles.
• Emergency Services: Ensures clear communication in high-risk scenarios.
• Security in Hazardous Sites: Enables covert communication where safety compliance is required.

Industries and Use Cases

• Oil and Gas
• Industrial and Manufacturing
• Utilities and Energy
• Emergency Services
• Hazardous Environments
• Infrastructure

Product Benefits

The Motorola MDRLN4941A provides a safe and discreet communication solution for professionals operating in hazardous environments. Its intrinsically safe certification ensures compliance with strict safety standards, while its covert acoustic tube design supports low-visibility communication.

By combining safety, reliability, and comfort, this earpiece enhances operational efficiency while maintaining critical communication standards in high-risk industries.

Setup & Compatibility

The earpiece connects directly to compatible Motorola intrinsically safe microphones and remote speaker microphones, allowing for quick and straightforward installation without additional configuration.

It is specifically designed for use within certified communication systems, ensuring safe and seamless integration in hazardous environments.

Why Choose This Product

This intrinsically safe covert earpiece offers a dependable and compliant solution for professionals who require discreet communication in hazardous environments. As a genuine Motorola accessory, it ensures full compatibility, reliability, and adherence to strict safety standards.

Product Information

• Manufacturer: Motorola
• Model: MDRLN4941A
• Category: Two-Way Radio Accessory
• Type: Receive-Only Covert Acoustic Tube Earpiece
• Connectivity: RSM / Microphone compatible
• Compatibility: Motorola intrinsically safe RSMs and microphones
• Usage: Hazardous and professional communication environments
• Warranty: Typically 12 months