Hard Hat Earmuffs Noise Reduction Soundproof Earmuff Attachm

Description:
Noise-proof and noise-reducing earmuffs for use with V-type helmets.
The helmet mount version can be mounted directly on many industrial safety helmets without the need for additional accessories.
A high-density foam pad that provides a high-quality, low-noise seal for the wearer's comfort.
This protection is based on a two-shell technology that minimizes resonance in the enclosure for optimum high frequency attenuation.
The acoustic connection between the inner and outer casings provides maximum low frequency attenuation.
Sealed ring width filled with a high density sponge for optimum fit and reduced contact pressure.
Meet the needs of industrial applications in many noisy environments.


Specifications::
Condition: 100% Brand New
Model: with helmet type earmuffs
Material: PVC
Color: Black
Noise reduction rate: 27db
Signal to noise ratio: 31db
Executive standard: ce
Function: anti-noise, soundproof
Wearing method: wearing a helmet
Lining material: high density sponge
Cup cover thickness: 5cm/2.0in
Suitable for noisy environments: various noise environments such as construction sites and factories
Use range: hearing protection, helmet matching
Uses: General industrial use, such as facility maintenance, grinding, electrical, machine operation, grinding, welding, dismantling, painting, sand blasting, assembly, cleaning.
Recommended industries: transportation, pharmaceuticals, construction, automotive, military tactics, maintenance and operations (MRO), mining, military maintenance, metal processing, oil and gas, general manufacturing.


Package list:
1 * Pair of hard hat earmuffs