The 3M™ E-A-Rfit™ Dual-Ear Validation System assesses the amount of attenuation provided to a user of hearing protection.

Features

• Dual-ear testing
• Fast, clear accurate results
• Earmuff and earplug testing capability
• Tests 7 frequencies on both ears simultaneously
• Seamless software integration
• Science-based, quantitative testing
• Compact design
• Compliant with ANSI/ASA S12.71-2018