This review of the Opsmen M31 electronic earmuffs highlights their comfort and design advantages over competitors like Howard Leight Impact Sports and Walker Razors. The reviewer, an experienced shooter, emphasizes the unique earcup geometry that provides a better seal and comfort, especially for extended wear and under helmets. Key features include 350 hours of battery life, auto-shutoff, water resistance due to O-ring sealed battery compartments, and a slim profile suitable for helmet use.
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