Behind-the-head Headset By OTTO

OTTO Behind-the-Head heavy duty headsets are Mil-Spec and IS/ATEX certified and deliver comfort, reliability and protection.

Microphone position can be adjusted by rotating the boom left or right.

Fitting snugly to the head, the headset can be worn comfortably under a helmet.

The headsets offer a certified noise reduction rating (NRR) of 24dB and provide high clarity audio and additional hearing protection necessary for consistent, clear communication in extreme noise environments.

  • Certified noise reduction of 24dB
  • Flexible, noise-cancelling, boom microphone with replaceable windscreen
  • Comfortable, cloth-covered ear seals
Microphone Sensitivity
At 94dB SPL: -48.5 typical
Operating Temperature
-30° C to +75° C
Storage Temperature
-40° C to +85° C
Cable pull from ear cup, axial
20 lbs
Cable pull from connector, axial
30 lbs
IS/ATEX Available?
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Product Obsolete?