Description
• An acoustic connection between the inner volume and the volume between the casings in its turn provides maximum low-frequency muffling.
• The sealing rings are broad and filled with soft plastic foam for the best fit and low contact pressure.
• Effective protection and best comfort are the hallmarks of Optime III.
SNR = 35dB, H = 40dB, M = 32dB, L = 23dB
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