Motorola Helmet-Com Unit Bone-Conductive Microphone (GMMN4580A)

The Motorola Helmet-Com Unit with Bone-Conductive Microphone (GMMN4580A) is a specialised professional audio accessory designed for helmet-mounted communication systems. Using bone-conduction microphone technology, this unit captures speech vibrations directly through the jawbone, ensuring clear voice transmission even in extremely high-noise environments where traditional microphones struggle.

Key Product Features

• Bone-conductive microphone technology for clear speech in high-noise environments
• Designed for helmet-mounted communication systems
• Reduces background noise interference significantly
• Professional-grade construction for demanding operational use
• Supports hands-free radio communication
• Genuine Motorola Solutions accessory

What’s Included

• 1 × Motorola Helmet-Com Unit with Bone-Conductive Microphone (GMMN4580A)

Installation & Usage

Designed for professional installation within compatible helmet communication systems.

• Mount the bone-conductive microphone within the helmet per system guidelines
• Position the sensor to make firm contact with the jaw or facial bone area
• Connect to a compatible Motorola radio interface or PTT system

Usage Tip: Correct positioning against the jawbone is essential to achieve optimal audio clarity.

Main Specifications

• Model: GMMN4580A
• Product Type: Helmet Communication Microphone Unit
• Microphone Technology: Bone-conductive
• Mounting Style: Helmet-mounted
• Operation: Used with external PTT and radio interface
• Use Environment: High-noise professional environments

Technical Specifications

• Microphone Type: Bone-conductive vibration sensor
• Audio Function: Voice transmission
• Interface: Motorola helmet communication system connection

Key Capabilities

• Enables intelligible communication in extreme noise conditions
• Minimises wind and ambient noise pickup
• Supports reliable hands-free radio operation
• Designed for specialist industrial and tactical use

Compatibility

Compatible with supported Motorola helmet communication systems and radios when used with the appropriate PTT and interface accessories.

Compatibility Note: Compatibility depends on helmet system configuration and radio interface; verification is recommended prior to deployment.

Ideal Applications

• Fire and rescue services
• Military and tactical operations
• Industrial and heavy machinery environments
• Aviation and motorsport communications
• High-noise professional radio use

Product Information

• Product Category: Two-Way Radio Helmet Communication Accessories
• Manufacturer: Motorola Solutions
• Model: GMMN4580A
• Product Type: Helmet-Com Bone-Conductive Microphone Unit
• Product Status: Genuine Motorola Solutions Accessory