Hearing Protection Fit Testing - 3M E-A-Rfit Dual-Ear Microphone Assembly & Replacement Clips, 073-781 / 073-100 Item:3M E-A-Rfit Dual-Ear Microphone Assembly Cabinet Size: 24” W x

Cabinet Size: 24” W x 25

Particulate

laser surgery

Powerful 1500 W motor

Comes complete with 6" face plate

Hearing Protection Fit Testing - 3M E-A-Rfit Dual-Ear Microphone Assembly & Replacement Clips, 073-781 / 073-100 Item:3M E-A-Rfit Dual-Ear Microphone Assembly Cabinet Size: 24” W xItem #: 073 781 073 100 3M Stock #: 7100077867 7100105873 The 3M E A Rfit Dual Ear Microphone Assembly works with the 3M E A Rfit Dual Ear Validation System to help employers determine whether workers are receiving adequate hearing protection from their hearing protector. The complete system issues a pass or fail rating for each individual based on the employee's personal attenuation rating (PAR). Each dual element microphone connects to probed test