Description

Model H3430 (3400 Series Headset)

 

Product # : 40524G-01

 

Over-the-Head Style (OTH)

  • Noise-Cancelling M-7A amplified electret microphone
  • BTH style for applications requiring hard hats or protective headgear
  • Flex-wire boom for easy, ‘one touch’ microphone placement
  • Boom rotates 200° for left or right placement
  • Contoured, undercut ‘Comfort-Gel’ ear seals for maximum comfort
  • Rugged construction
  • 36″ straight cord
  • Noise Reduction Rating (NRR): 23 dB
Noise Attenuation Data
NRR
23 dB
Frequency (Hz) 125 250 500 1000 2000 3000 4000 6000 8000
Attenuation (dB) 16.6 20.7 27.4 33 30.5 36.2 38.1 36.6 36.6
Standard Deviation 2.6 2.5 2.5 2.6 3.1 3.5 3.7 3.7 3.6