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Apache Over-the-Head Earmuff
NRR=24
Nextera

 

Model #2408

  • Cup and damper materials provide excellent co-worker communication
  • Extra large, soft ear cushions
  • Low headband force
  • Ultra light, only 5.9 ounces
  • Patent pending, positive hold ear cup positioning
  • Incredibly competitive
  • Made in USA

Attenuation data

Frequency in Hz
125
250
500
1000
2000
3150
4000
6300
8000
Mean (dB) Attenuation
15.4
19.2
27.8
37.3
35.0
39.2
37.2
36.5
36.6
Standard Deviation
2.7
2.4
2.3
3.0
2.5
3.1
3.0
2.4
2.6
NRR=24dB
ANSI S3.19-1974

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