3M™ E-A-R™ Fit Dual-Ear Vaildation System MT13H221P3E This ensures that you get

This ensures that you get everything that you need to get up and running without having to purchase extra parts

Robust and weather resistant: Up to IP66

Documentation

Self-adjusting breathing tube with QRS connection

available in: Red - Yellow

3M™ E-A-R™ Fit Dual-Ear Vaildation System MT13H221P3E This ensures that you getObjective, 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