- Noise reduction rating + NRR22 - Provided with electronic restoration of surrounding sound. - Electronic volume, on/off switch reminder tone - Suppresses sudden noise like gunshot above 82 dBA - 3 adjustable electronic restoration level. - Power by 2x AAA batteries, New alkaline batteries provide approx. 350 hours' operation. - Pronunciation ergonomic design more fitting ear - AUX input and 3.5 mm connection to external radios, mp3, phone etc - An anti-sweat, comfortable ear cup for continued wearing. - Headband with three different sizes. (Head circumference perimeter S: smaller 54cm, M: 54-60cm, L: bigger 60cm) - Foldable ear cup design. - Waterproof in accordance with IPX-5 - Tested and approved in accordance with CE / RoSH / ANSI S3.19-1974 Standards.
- Professional Noise-Canceling Earmuff:(New Version 2021)OPSMEN M31-MOD3 is an electronic pickup and noise-canceling headphone during daily training.Suppresses harmful noise above 82 dB.Noise reduction rating + NRR22.
- Super Fast Attack Time：When wearing headphones, you can feel the fast attack wave (such as when the gun is firing). The super fast attack time is less than 1 ms, which can instantly suppress the ambient sound and protect the user's hearing from damage.
- 360° Full Environment Perception：M31-MOD3 can enhance weak sound in the environment and track human voice to restore and optimize, with 3-levels adjustable sound effect gain function to enhance hearing.Improves the clarity of conversation and the surrounding environment alertness.
- Humanized Design:Adjustable headband with three different sizes. Suitable for men and women.The design is ergonomic, fits the ears better, and provides more professional noise reduction protection.Foldable earmuff design.
- Suitable for Many Occasions：Such as shooting,hunting,chainsaw,machining or in a noisy environment.M31-MOD3 adopts waterproof and anti-impact technology, waterproof in accordance with IPX-5.Suitable for various harsh environments.
- Professional Noise-Canceling Earmuff:(New Version 2021)OPSMEN M31-MOD3 is an electronic pickup and noise-canceling headphone during daily training.Suppresses harmful noise above 82 dB.Noise reduction rating + NRR22.
- Super Fast Attack Time：When wearing headphones, you can feel the fast attack wave (such as when the gun is firing). The super fast attack time is less than 1 ms, which can instantly suppress the ambient sound and protect the user's hearing from damage.
- 360° Full Environment Perception：M31-MOD3 can enhance weak sound in the environment and track human voice to restore and optimize, with 3-levels adjustable sound effect gain function to enhance hearing.Improves the clarity of conversation and the surrounding environment alertness.
- Humanized Design:Adjustable headband with three different sizes. Suitable for men and women.The design is ergonomic, fits the ears better, and provides more professional noise reduction protection.Foldable earmuff design.
- Suitable for Many Occasions：Such as shooting,hunting,chainsaw,machining or in a noisy environment.M31-MOD3 adopts waterproof and anti-impact technology, waterproof in accordance with IPX-5.Suitable for various harsh environments.
