The UltraSonic™ high performance ear muff delivers full spectrum attenuation as well as low frequency attenuation from the extra deep ear cups. Offers 29 NRR and 34 SNR!
• Low force stainless steel suspension, tolerates extreme temperatures
• Fork type headband distributes pressure evenly
• Superb full spectrum attenuation
• Padded headband
• Wide and deep ear cups with soft padding and cushions
• Tested to ANSI S3.19-1974. 27 NRR
• 34 dB SNR to CE, EN-352