3M Peltor Optime 3 Helmet Attach Ear Muffs / Defenders SNR 35dB

Optime III is a super-muff, and has been developed for use in extremely noisy environments.

Features

• The protection is based on a technology with a double casing that minimises resonance in the holder casing
• Maximum high-frequency muffling, while at the same time its still easy to understand speech and signals
• 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
• Helmet attatchment for increased protection
• SNR = 35dB, H = 40dB, M = 32dB, L = 22dB

Conformity

• Conforms to EN352