As a flagship in the field of tactical communication equipment, the EARMOR M31/M32 Mark3 tactical headset has been widely acclaimed in military, law enforcement, and special operations sectors since its release. With military-grade noise reduction, a 5-mode adaptive sound environment system, and modular ergonomic design, the Mark3 earned its place as a go-to hearing protection solution for professionals.

Today, staying true to our brand mission — “Protect those who protect us” — EARMOR officially launches the fully upgraded M31/M32 Mark4 tactical headset, redefining professional gear standards with enhanced acoustic engineering and operational adaptability.

Intelligent Noise Reduction, Built for Real-World Tactical Scenarios

The Mark3 series won over countless professionals with its powerful noise suppression and field-proven adaptability. Building on this legacy, the new M31/M32 Mark4 brings precision refinement and greater versatility while retaining key performance features like:

  • NRR 22dB noise reduction
  • 1ms ultra-fast impulse noise suppression

To meet the complex demands of field operations, the Mark4 now includes:

  • Three optimized pickup modes
    • Ambient Mode: Balanced audio profile for general use.
    • Voice Mode: Enhanced speech clarity in gunfire-heavy environments.
    • Recon Mode: Amplified environmental awareness for threat detection.
  • Five volume levels
  • Three earplug output modes for hearing protection in varying noise levels.

Modular Quick-Detach System for Maximum Flexibility

The Mark4 tactical headset adopts a quick-release design, allowing users to detach or reconfigure the headset in under 3 seconds. Compatible with multiple mounting systems, it boosts combat readiness and deployment efficiency.

Users can easily switch between:

  • Headband
  • Neckband (via M17)
  • Helmet-mounted systems (via M11, M12, M13)
  • Flip-back mounts (via M19)

These options ensure broad helmet rail compatibility, making the Mark4 a versatile fit across various mission profiles.

Designed for Dominance — Customization, Comfort, and Control

EARMOR understands that professionals often operate under extreme and asymmetric conditions. The M31/M32 Mark4 has been carefully engineered with features to enhance both function and comfort:

  • Left-handed control layout & interchangeable boom mic: The detachable dynamic microphone can be installed on either side, suiting both right- and left-handed shooters. The windproof design ensures clear communication even in harsh environments.
  • Adjustable mic positioning slot: Achieve optimal placement for superior speech clarity.
  • Dual ear cushion options: Includes gel ear cushions for long-wear comfort and foam ear cushions for maximum noise isolation. Both are easy to swap based on preference.

Trusted by Pros — Built to Withstand, Built to Perform

  • Multilingual Voice Prompts: Choose between English and Chinese UI for intuitive operation.
  • Military-standard 4-pin U174 connector: Compatible with M51/M52 PTTs and most commercial and military-grade radios.
  • Kevlar-reinforced communication cable: Durable and IP67 waterproof for uncompromising reliability in extreme conditions.
  • Battery retention system: A twist-lock metal battery cap with a loss-prevention ring ensures you never lose your power cover in the field.
  • 60-hour standby time: Powered by two AAA batteries with auto-shutdown after 4 hours of inactivity, delivering long-lasting performance for extended missions.

Ready for Any Mission

Whether you’re in live-fire training, routine patrol, or focused range sessions, the EARMOR M31/M32 Mark4 delivers an exceptional tactical audio experience. Every upgrade is a reflection of EARMOR’s commitment to relentless innovation, user-centric design, and unwavering product quality.

EARMOR M31/M32 Mark4 — Tactical communication redefined.

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