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OTTO NoizeBarrier Micro Earplug. Up to 40 dB of impulse noise protection. Up to 15 dB adaptive noise protection. NRR: 28 dB(Foam Tips); 23 dB (3-Flange Tips). 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. Charging station: up to 20 earplug charge cycles. Earpiece and case IP67 water resistant.
![OTTO V4-11029 NoizeBarrier Micro Rechargeable Electronic Earplugs Up To 40dB OTTO V4-11029 NoizeBarrier Micro Rechargeable Electronic Earplugs Up To 40dB](https://electronichearingprotection.org/wp-content/jicuxep/resuhyq.gif)