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Ürün bilgisi

High performance

>> Yellow ABS shells
>> PVC cushions with leather touch
>> Foldable and extent headband, pocket model
>> Weight : 255 gr

EN 352-1

SNR: 30 db

H:36

M:28

L:18

Hz Frequency 63 125 250 500 1000 2000 4000 8000
dB Mean attenuation 16.9 12.8 20.7 30.5 39.6 36.6 38.4 38.2
dB Standard deviation 4.2 2.2 2.7 2.0 2.4 1.9 3.1 2.3
  Effective protection 12.7 10.6 18.0 28.5 37.2 34.7 35.3 35.9

Definitions
SNR >> Single Number Rating indicating the attenuation a hearing protector might provide.
H, M, L >> partial indication of the attenuation a hearing protector will provide in
H : High frequency biased noise environment.
M : Medium frequency biased noise environment.
L : Low frequency biased noise environment.

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