3M E-A-Rfit Dual-Ear, Microphone Assembly 073-781
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3M E-A-Rfit Dual-Ear Microphone Assembly 073-781
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 person based on the employee's personal attenuation rating (PAR).
3M E A Rfit Dual Ear Enclosure Assembly Speaker is a compact size and offers easy set up. It is designed for use with the 3M E A Rfit Dual Ear Validation System, which helps employers verify whether the worker is receiving adequate protection from their hearing protector. This objective fit testing system provides a personal attenuation rating (PAR) for each worker. In just seconds, it administers a test across 7 standard frequencies, quickly reporting whether their hearing protectors (earplugs, banded, or earmuffs) are effectively blocking the individual worker from potentially hazardous workplace noise. Once every employee's personal attenuation rating is known, health and safety professionals can utilize this data to enhance their hearing conservation program.
Details:
- Dual-ear design saves time by testing both ears simultaneously in under five seconds
- Dual-element, dual-microphone assembly for use withÀ ‚ 3MÀ ‚ E-A-RfitÀ ‚ Dual-Ear Validation System
- Each dual-element microphone connects to probed test plugs, test pods, or cushions and measures sound pressure levels outside and inside the hearing protector
- Inserts into the back of the 3M E-A-Rfit Dual-Ear Enclosure Speaker Assembly
- Y-connector between right & left microphone denotes distance user should sit from speaker
| Catalog Number | 073-781 |
| 3M ID | 7100077867 |
| Legacy SKU | 70071674694 |
| Brand | 3M |
| Product Number | 073-781 |
| Product Type | Microphone |
| Recommended Application | Health & Safety Testing |
| Recommended Industry | Automotive General Manufacturing Metal Fabrication Military Maintenance, Repair & Operation (MRO) Mining Oil & Gas Pharmaceutical Transportation |
| Trademark 1 | 3M |
3M ID: 7100077867
UPC: 10078371670143
Legacy SKU: 70071674694
Catalog Number: 073-781
| Product Type | Hearing Protection |
|---|
Shipping
We Ship Internationally - We can ship to virtually any address in the world, with some restrictions on certain products.
Standard Delivery: Ground shipping typically delivers in approximately 5 business days from our Columbus, OH warehouse.
Expedited Options Available:
- Priority and Expedited handling speeds up processing
- Overnight shipping available (guaranteed) - must order by phone before 12pm EST M-F
- Some items ship "Manufacturer Direct" and cannot be expedited
Important: Inspect your delivery before signing! Note any damage on the shipping document.
Returns Policy
30-Day Return Window: Most new, unopened items can be returned within 30 days for a full refund.
Non-Returnable Items:
- Made-to-order fall protection products
- Used vacuums, respirators, gas monitors, or air scrubbers
- Calibration gas (hazardous material)
- PAPR and specialty respiratory items (non-stock)
Restocking Fee: 30% restocking fee or shipping costs apply if return is due to buyer error.
Refund Timeline: Expect refunds within 4 weeks, though many are processed faster.

