Earmuffs are objects designed to cover a person's ears for hearing protection or for warmth. They consist of a thermoplastic or metal head-band, that fits over the top or back of the head, and a cushion or cup at each end, to cover the external ears.
H=32dB M=28dB L=21dB
ANSIS3.19-1974 CE/EN 352-1 SNR=30dB
|Mean Attenuation Mf(dB)||18.3||20.6||29.1||38.4||36.4||37.2||33.2||34.1|
|Standard deviation Sf(dB)||4.0||2.5||2.5||2.5||3.2||5.8||3.2||3.5|
|APV Mf-Sf (dB)||14.3||18.1||28.6||35.9||33.2||31.4||30.0||30.6|
(1) 304 stainless headband; corrosion resistance; heat resistance; anti-oxidation and Velcro strip for easy fixing.
(2) Unique shell design guarantee offer high noise reduction rating.
(3) Light weight, comfortable&effective ear muff range.
(4) Wide cushion for comfort.
Suitable for loud machinery, lawn movers, engines, industrial machines, power tools, loud music, noisy places.