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Noise-cancelling headphones SNR 29 dB EVOLUTION

PN : 14256
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Anti-noise ear-muffs

Noise-cancelling headphones with ABS and synthetic foam shells for the utmost comfort on worksites.

  • PVC adjustable and flexible padded headband. 
  • SNR : 29 dB

The noise-cancelling headphones must be wear at all times on noisy worksites.

 

Technical characteristics

Decibel : SNR 25 to 29 dB
Hearing protection : Helmet
  • Color : orange
  • Size : adjustable
Materials: 
  • Shell: ABS
  • Headphone : Foam
  • Headband : PVC
Standards: 

European Directive 89/686

  • EN352-1 : Personal protection equipment against noise: Ear-muffs
  • SNR = 29dB
  • H 31 : High frequency sound attenuation
  • M 29 : Medium frequency sound attenuation
  • L 19 : Low frequency sound attenuation 

USA Standards

  • ANSI S3.19-1974 American National Standards Institute
  • NRR 21dB NRR (Noise Reduction Rating)
Weight : 0.22 kg
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