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What level of noise protection do Decibullz Custom Molded Isolation Earpieces provide?Updated 16 days ago

The Decibullz Custom Molded Isolation Earpieces are built to provide maximum passive noise isolation for users who rely on clear acoustic tube communication systems in high-noise environments. While they are not certified hearing protection (NRR-rated), they offer a substantial reduction in background sound, allowing critical radio transmissions to come through with greater clarity.


Noise Isolation Highlights:

  • Features a sealed-back plug that helps block out environmental noise like engines, machinery, crowds, or wind

  • Designed for use with two-way radio headsets and acoustic tube systems, not as standalone earplugs

  • Passive sound dampening ranges from approximately 15 to 25 dB, depending on the canal tip used and quality of fit

  • Use with the foam canal tips for enhanced sound blocking in especially loud conditions


Ideal for:

  • Construction crews, industrial workers, and utility teams working around heavy equipment

  • Tactical teams, first responders, and military personnel operating in chaotic or unpredictable environments

  • Anyone needing to focus on incoming comms without being distracted by surrounding noise


These earpieces are a major upgrade from generic radio earbuds or hard plastic pigtail earpieces that often let in too much ambient noise—or fall out when it matters most.


Molding and tip selection affect isolation levels. For best results, follow the detailed fitting guide: https://www.decibullz.com/isolation-instructions

Need foam tips or replacements? https://www.decibullz.com/shop

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