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3M 56764-case E-A-R fit Dual-Ear Validation System 393-1100
4.1 (17 items)
Limited Time SaleUntil the end
14
35
09
$1,458.41 cheaper than the new price!!
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New $2,430.69
Product details
| Management number | 209990253 | Release Date | 2026/04/02 | List Price | $972.28 | Model Number | 209990253 | ||
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- Dual-element, dual-microphone assembly is the key to the system, measuring sound levels inside and outside the hearing protector
- Science-based, quantitative testing gives accurate reports of hearing protection
- Fast, clear, accurate results are obtained in just seconds and can be printed or saved electronically for future reference
- System determines personal attenuation rating (PAR) of individual workers and helps remove measurement, fitting, and spectral uncertainty
- Dual-ear design saves time by measuring both ears simultaneously in under five seconds
- System tests across 7 standard frequencies (125, 250, 500, 1000, 2000, 4000, 8000 Hz)
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