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.

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
• 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

Specifications:

• 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:
  • Earplugs:  Up to 16 hours
  • Charge Station:  20 earplug charge cycles