OTTO V4-11029 NoizeBarrier Micro Electronic Earplugs


OTTO V4-11029
Brand: OTTO
Calculated at Checkout
Manufacturer Part #:
MSRP: $452.35
(You save $37.35 )

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Product Description

OTTO V4-11029 NoizeBarrier Micro Electronic Earplugs

 OTTO Authorized Dealer

Included in the NoizeBarrier Box:

  • Otto Engineering NoizeBarrier Micro Rechargeable Electronic Earplug Kit
  • Standard 3-Flage Eartips (Pair)
  • Large 3-Flange Eartips (Pair)
  • Universal Foam (Pair)
  • Lanyard
  • Filter Replacement Tool & Filters
  • Cleaning Tool
  • USB Charging Cable
  • Charging Case
  • 2-Year Warranty


OTTO’s NoizeBarrier Micro high-definition and rechargeable electronic earplugs offer unsurpassed situational awareness and clear communication, while providing hearing protection from loud noises.

The dual-mode NoizeBarrier earplugs offer active hearing protection as well as hearing enhancement for extremely effective sound localization and detection.



  • Up to 40 dB of impulse noise protection
  • Up to 15 dB adaptive noise attenuation
  • Hearing enhancement mode – amplifies soft sounds up to 5X
  • Natural hearing for safe sounds
  • Accu-Technology high-definition sound quality
  • One-button touch pad, 2-mode operation
  • Rechargeable with up to 16 hours of continuous use
  • Earpiece and case IP67 water resistant
  • Charging status LCD panel
  • 1-year warranty 


NRR:  28 dB(Foam Tips); 23 dB (3-Flange Tips)

Frequency Response:  40Hz - 16kHz

Transducers:  Balanced armature receivers (speakers), Wide bandwidth, low-noise MEMS microphones

Battery Performance: Up to 16 Hours

 Earplugs: Standard 3-Flange Ear tips (Pair), Large 3-Flange Ear tips (Pair), Universal Foam (Pair)

 Charge Station:  20 earplug charge cycles