Features and Benefits:
+ Unique plastic headband and ear cups for extended comfort and Insulation.
+ Generous space inside cup to help the ears breathe thus improving comfort.
+ Professional earmuffs for durability and reliability.
+ Available in high visibility colors.
Suitable for Loud Machinery
Power tools, Loud Music, Noise places.
EN 352-1:2020 SNR 31dB
ANSI S3. 19-1974
Noise Reduction Rate NRR 24dB
AS/NZS 1270:2002
SLC(80) = 31dB CLASS 5
| Frequency [ Hz ] | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 |
| Sound attenuation Mf [ dB ] | 15.9 | 19.2 | 28.1 | 37.7 | 37.5 | 40.1 | 37.5 |
| Standard deviation Sf [ dB ] | 1.9 | 2.0 | 2.3 | 2.4 | 2.0 | 2.9 | 2.8 |
| APV Mf - Sf [ dB ] | 14.0 | 17.2 | 25.8 | 35.3 | 35.5 | 37.2 | 34.6 |
| SNR = 31dB | H = 36dB | M = 28dB | L = 20dB |
| SNRm = 32dB | Hm = 38.2dB | Mm = 29.7dB |
Lm = 21.6dB
|
| SNRs 1.4dB | Hs 2.0dB | Ms = 1.5dB |
Ls = 1.4dB
|