3M 56764 Case E-A-R Fit Dual-Ear Validation System for Industrial Workers | 3M 56764 Case E-A-R Fit Dual-Ear Validation

Feature-Driven Product Breakdown

Dual-Microphone Hearing Protector System for Accurate Testing

The key to our hearing protector system is its dual-element, dual-microphone assembly. This innovative design allows us to measure sound levels both inside and outside the hearing protector, ensuring precise results.

Science-Based and Quantitative Testing

Rely on our science-based, quantitative testing for accurate reports of hearing protection. Quick, clear, and accurate results are obtained in just seconds, making it convenient for you to quickly assess the effectiveness of the hearing protector.

Fast and Easy to Use

Obtain fast, clear, and accurate results in just seconds. You can print or save these results electronically for future reference. This ensures you have reliable data at your fingertips.

Personal Attenuation Rating (PAR)

Our system determines the personal attenuation rating (PAR) of individual workers. This helps remove measurement, fitting, and spectral uncertainty, ensuring personalized and accurate protection.

Time-Saving Dual-Ear Design

The dual-ear design allows you to measure both ears simultaneously in under five seconds. This saves valuable time without compromising on accuracy.

Comprehensive Frequency Testing

Our system tests across 7 standard frequencies (125, 250, 500, 1000, 2000, 4000, and 8000 Hz). This comprehensive approach ensures you get a full picture of the hearing protection effectiveness across different frequencies.

Experience reliable and accurate hearing protection with our system.