LiBBra H Helmet Attachment (10241)

Features:
  • Feather weight earmuff with the measurement that is complying on the users comfort ability
  • Sturdy stainless stell support that last longer than the widely used material in the market
  • ABS grains are the main composition of cups and spring holder which leads to a good items timeline
  • PVC leather are used for the cushion and headband, a quality that can last long
  • A vibrant color code to identify easily the usage level of the earmuffs
  • Adjustable length of the arms of the arch and cup swivel for greater security and comfort

    LiBBra H is best to be use on high noise volume place, such as car buffing, traffic area and etc.

EN Standard 352-1:2002
Freq.Hz 125 250 500 1k 2k 4k 8k H M L SNR
Mean Value 21.3 22.1 30.2 34.9 33.2 36.0 36.2        
1 Std. Dev. 4.1 3.0 3.4 3.5 2.9 2.5 2.1 32 28 22 31
APV 17.2 19.1 26.8 31.3 30.3 33.5 34.1        

ANSI S3.19-1974
Freq.Hz 125 250 500 1k 2k 3k 4k 6k 8k NRR
Mean Attenuation 36.9 32.9 39.4 34.4 35.5 40.4 41.9 46.8 47.3  
1 Std. Dev. 5.7 5.3 5.9 3.6 2.7 5.5 5.7 6.0 4.1 27

LiBBra offers 3 forms of earmuffs: Over the head earmuff, Helmet attachment an Foldable. Each form have levels (Low, Medium & High) that passed ANSI S3.19-1974 and EN Standard 352-1:2002.
    Unit/box: 1
    Box weight: 0.72 lbs. / 0.33 kg
    Box dimensions: 195x95x190 mm / 7.6x3.7x7.5 inch
    Box/case: 20
    Case weight: 15.8 lbs. / 7.2 kg
    Case dimensions: 420x495x400 mm / 16.5x19.5x15.7 inch
     Product Brochure
LiBBra H Helmet Attachment (10241)
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