EARMOR M31H Tactical Headset Hearing Protection for Wendy Exfil Helmet Rails 3 Colors

OPSMEN EARMOR M31H Tactical Headset Hearing Protection Suitable for Wendy Exfil Helmet Rails Military Noise Canceling Headphone M31H MOD4 Tactical Headset for Wendy EX Helmet Rail Product Description: The EARMOR M31H MOD4 is an activated electronic hearing protector, based on M31 MOD4 and comes with helmet rail adapter for attaching to Wendy EX Helmet Rail .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. *Anti-false triggering: Press and hold the middle button for 3 seconds to power on/off. Feature: -Noise reduction rating+NRR22 -3 levels electronic restoration of ambient sound -Suppresses harmful noise above 82 dB -Different reminder tones of ON/OFF & restoration adjusting -Power by 2xAAA batteries,approx. 350 hours of operation runtime with new alkaline batteries,4 hours auto shut-off mechanism -Ergonomic designed cups pro