耳塞
Matrix™
“no-roll” foam. SNR 29
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Overview
Patented no-roll design makes insertion fast and easy.
• Smooth outer skin and reduced diameter provide long-term comfort.
• Instant protection: no need to wait for the foam to expand.
• Uniform attenuation for good communication.
• Smooth outer skin and reduced diameter provide long-term comfort.
• Instant protection: no need to wait for the foam to expand.
• Uniform attenuation for good communication.
