3M™ E-A-R™ Fit Dual-Ear Vaildation System MT13H221P3E Manufactured using durable

Manufactured using durable

Red indicating high attenuation - up to 33dB

Ready-to-use packaging

Robust and weather resistant: Up to IP66

3M™ E-A-R™ Fit Dual-Ear Vaildation System MT13H221P3E Manufactured using durableObjective, dual ear test, takes only seconds to administer for 7 standard frequencies Dual ear design saves time by measuring both ears simultaneously in under five seconds Dual element, dual microphone assembly is the key to the system, measuring sound levels inside and outside the hearing protector Fast, clear, accurate results are obtained in just seconds and can be printed or saved electronically for future reference System determines personal