Overview
The OTTO NoizeBarrier Micros are a low-profile, easily transportable ear protection solution with up to 40 dB of impulse protection and 15dB of adaptive noise attenuation. The earplugs themselves last up to 16 hours on a single charge, and the included charging case can replenish that charge up to 20 times, eliminating the need for bulky spare batteries or extra chargers.
What's Included
- 2x OTTO NoizeBarrier Micro Electronic Earplugs
- 2x Standard 3-Flange Tips
- 2x Large 3-Flange Tips
- 2x Foam Tips
- 1x Charging Case
- 1x USB Charging Cable
- 1x Flexible Lanyard
- 1x Maintenance Kit
- 1x Cleaning Brush
Specs
FEATURES
- 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.
- One-button touchpad, 2-mode operation.
- Rechargeable with up to 16 hours of continuous use.
- Earpiece and case IP67 water resistant.
- Warranty: Covered by OTTO Communications' manufacturer warranty. Warranty service is provided by OTTO Communications.
Made in Thailand.
Technical Specifications
| NRR (Noise Reduction Rating) | 28 dB (Foam Tips); 23 dB (3-Flange Tips) |
| SNR (Single Number Rating) | 35 dB (Foam Tips); 31 dB (3-Flange Tips) |
| Frequency Response | 40Hz - 16kHz |
| Transducers | Balanced armature receivers (speakers), Wide bandwidth, low-noise MEMS microphones |
| Battery Performance | Earplugs: Up to 16 hours Charge Station: 20 earplug charge cycles |
30 Day Return Policy
Return or exchange anytime within 30 days of receipt. Available for domestic orders only. Item must be in new condition and in the unopened original manufacturer packaging. Customer pays return shipping.
Learn more →Shipping Restrictions
- Cannot be shipped outside the US.


