Elvex HB-650 UltraSonic Universal Ear Muffs with Extra Wide Ear Cushions 29 dB NRR Weight: 10.1 oz.

Elvex UltraSonic our newest high performance ear muffs 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 andimproved balance required for extra deep ear cups

• 29 dB NRR from certified US laboratory ANSI S3.19-1974


• 34 dB SNR as tested by certified European laboratory to CE EN-352-1


• Superb full spectrum and low frequency attenuation


• Extra wide ear cushions for highest comfort


• Soft padded headband with low force

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