protective ear muffs
3m h7a ptl electronic ear muff 26db over the h bat
electronic ear muff noise reduction rating nrr 26db earmuff style over the head black gray battery type 1 aa standards ansi s3 .19 1974 includes battery br b features b ul li battery type 1 aa li li color black gray li li features button on ear muff opens electronic filter rebroadcasts and amplifies speech after 30 seconds or when button is pushed again electronic filter closes restoring noise protection function li li for use with 1 aa battery li li includes battery li li item electronic ear muff li li type push to listen li li dielectric no li li standards ansi s3 .19 1974 li li noise reduction rating nrr 26db li li ear muff style over the head li ul
3m
electronic ear muff 26db over the h bat
category non powered hearing protection warranty information y