EARMOR M31H MOD4 Tactical Headset Hearing Protection for Ops-Core MT Fast ARC Helmet
SKU: 37217698120

EARMOR M31H MOD4 Tactical Headset Hearing Protection for Ops-Core MT Fast ARC Helmet

Sale price$5040.00 Regular price$5600.00
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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14

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Description

EARMOR M31H MOD4 Tactical Headset Hearing Protection for Ops-Core MT Fast ARC HelmetOPSMEN EARMOR M31H MOD4 Tactical Headset Noise Canceling Hearing Protection Softair Aviation Headphone for FAST MT Helmets The Earmor M31H for Helmet Mount is a professional grade dual muff headset made specifically for military use, based on M31 and comes with different rail kits to mount onto most helmet rails: Ops Core FAST ARCs, Team Wendy EXFIL and MTEK Mlok. It can remove harmful noise and amplify environmental sounds, makes you focus your

OPSMEN EARMOR M31H MOD4 Tactical Headset Noise Canceling Hearing Protection Softair Aviation Headphone for FAST MT Helmets
The Earmor M31H for Helmet-Mount is a professional-grade dual-muff headset made specifically for military use, based on M31 and comes with different rail kits to mount onto most helmet rails: Ops-Core FAST ARCs, Team Wendy EXFIL and MTEK Mlok. It can remove harmful noise and amplify environmental sounds, makes you focus your attention on your hunting and shooting, also ensure your hearing can be protected when a weapon is fired.

EMI/RFI Shielding & Dynamic voice tracking

The electromagnetic waves that cause interference are called electromagnetic noise. RF shielding can suppress the noise(interference) that is generated by device or by other equipment in the environment in order to prevent EMI problems, ensure M31H working flawlessly during any activities.
Dynamic tracking technology improves the accuracy of voice picking system, be sensitive to the human speakers present in the noise and will be able to distinguish between voice and other sounds.

360°situation awareness

Pilots, soldiers, hunters and police officers know how important situational awareness is to their survival on the job. High-Fidelity full degree Situational Awareness (HFSA) technology provides 360° situational awareness provided by two microphones provides front and back audio detection, enhancing heightened awareness of ambient environment, helps recognizing and dealing with unsafe conditions before they become an issue.

High-Impact Resistance

The integrated shell of M31H is 3mm thick and made of polycarbonate, makes it very rigid and resistant thermoplastic with high impact resistance, good fire resistance. Besides, integrated structure will also protect your M31H from water jets at any direction(IPX5), further ensure operational stability and extend service life.

6 Colors

TACTICAL BLACK / FOLIAGE GREEN / COYOTE BROWN / COYOTE TAN / Grey / PINK

Optional Adapter Attachment Kit

M11: ARC rail (FAST MT)

M12: EXFIL T-Slot rail (Team Wendy)

M13: M-lok rail (MTEK)

FEATURES

- Comes with Helmet Rails Adapter Attachment Kit (M11, M12 or M13)

- Noise reduction rating + NRR22

- Amplifies low-level sounds

- Suppresses harmful noise above 82 dB

- EMI/RFI shielding, increased RF immunity for EMI environment
- Anti-false triggering, hold the power button for 3 seconds to power on/off

- Conformable ear cushions for tight seal

- 3mm thick high-impact resistant polycarbonate shell

- Comes with AUX 3.5mm jack for media players

- Dynamic voice tracking, improve speech intelligibility

- Rotatable for stowing behind helmet

- IPX-5 water resistant

- Runs on 2x1.5V AAA batteries, approx. 350 hours of operation

- 4 hours auto shut-off mechanism

- Tested and approved in accordance with CE/RoSH/ANSI S3.19-1974Standards/EN352-1:2002/EN352-4:2001/A1:2005/EN352-5:2002/A1:2005/EN352-6:2002/FCC


DIMENSIONS

Length:100mm
Width:75mm
Height:120mm
Weight:295g(w/o batteries)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 37217698120

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bin
Cuba, US
★★★★★ 5
Perfect Fit and Great Quality
Style: CF12552 Classic
The thickness is just right and fits perfectly. Easy to install, good airflow, and the air feels much cleaner after replacing the old filter. Great value for the price.
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Reviewed in the United States on May 22, 2026
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Steph
Louisville, US
★★★★★ 5
Easy to install
Style: CF10374 Classic
The frame is made of hard plastic (color black) which fits perfectly in the air cabin filter system of a Toyota Tacoma 2006 V6. It holds it's shap quite well. The carbon filter is able to be seen and works so far. The quality seems good and the thickness of the filter is well made with a foam outter film that makes it fit my Tacoma very well. I'm happy with it. The ease of installation is good and it is well worth the money.
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Reviewed in the United States on March 9, 2026
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Kindle Customer
Omaha, US
★★★★★ 5
Filter quality and value
Style: CF11809 Classic
2nd time to purchase this item over a 5 year period. The filter has a rigid frame making last much longer than other paper filters. Perfect fit and worth the cost. Great job filtering cabin and neutralizing odors!
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Reviewed in the United States on March 19, 2026
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Donte Davis
Bozeman, US
★★★★★ 5
Simple Upgrade That Makes a Real Difference
Style: CF10140 Classic
Installed the Zezut cabin filter in my 2005 Infiniti G35 and noticed the difference immediately. The air inside the car felt fresher and cleaner right away — no more stale air circulating through the vents. The HEPA backing is a big deal, knowing it's actually filtering out dust, pollen, and particles rather than just being a basic filter gives you real peace of mind. The quality feels solid and well made. Installation was super easy, took just a few minutes with no tools needed. For the price this is one of those simple maintenance upgrades that's absolutely worth doing. Your lungs will thank you. Great price and affordable, top choice for replacement in my opinion.
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Reviewed in the United States on April 27, 2026
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Andy...
Lake Worth, US
★★★★★ 4
Good filter.
Great filter works well .
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Reviewed in the United States on May 12, 2026

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