Stereo earmuffs

摘要

Sync stereo earmuffs from Howard Leight deliver the appropriate level of hearing protection in hazardous noise environments along with high-fidelity stereo sound from a user's portable audio MP3 play ers, according to manufacturer Honeywell Safety Products. With an SNR (Single Number Rating) of 31, Sync provides con sistent hearing protection and ensures appropriate attenua tion in most industrial environ ments.