3M E-A-Rfit 073-781 Dual-Ear Microphone Assembly, 1 Each First Responder PAPRS 2 "V-size" inside protection plates

2 "V-size" inside protection plates and a sweatband

and consistent arc detection

1-2010 specifiactions

3M Speedglas 04-0270-04 Welding Helmet Outside Protection Plate 9000

3M™ Speedglas™ Welding Helmet Battery 04-0320-00/37137(AAD)

3M E-A-Rfit 073-781 Dual-Ear Microphone Assembly, 1 Each First Responder PAPRS 2 "V-size" inside protection plates3M E A Rfit 073 781 Dual Ear Microphone Assembly 1 Each The 3M E A Rfit 073 781 Dual Ear Microphone Assembly is a precision engineered fit testing accessory designed to accurately measure personal attenuation ratings (PAR) when used with the 3M E A Rfit Validation System. Featuring dual ear microphones for simultaneous left and right ear measurement, durable cabling, and reliable acoustic performance, this hearing protection testing component supports