Ear Muffs, Hearing Protection
UltraSonic™ high performance ear muffs
Elvex UltraSonic earmuff is our newest high performance earmuff with a Noise Reduction Rating of 29 dB. This earmuff has been designed to provide excellent full spectrum attenuation, as well as superb low frequency attenuation. Ultrasonic uses a fork style headband for even distribution of the pressure, and improved balance required for extra deep ear cups.
UltraSonic Foldable, HB-550
HB-650: ANSI S3-19-1974, Dr. Michael & Associates, State College, Pennsylvania, USA
HB-650: CE EN-352-1:2002, INSPEC International, Greater Manchester, United Kingdom.
HB-650: AS/NZS 1270:2002, Testing by Dr. Michael & Associates, State College, Pennsylvania
HB-550: ANSI S3-19-1974, Dr. Michael & Associates, State College, Pennsylvania, USA
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