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BILSOM MACH 1
Fully adjustable to fit all sizes of the head Soft padding and "full" to reduce the pressure on the head Design of the entire dielectric cap to reduce risks in high voltage areas Weight reduction for greater comfort Large cups to protect comfortably Modern Design 1 per box - 20 per pack Ref: 1010421 Bilsom Mach 1 SNR = 23 H = 29 M = 20 L = 13 Frequency Hz 63 125 250 500 1000 2000 4000 8000 Mean Attenuation dB 14.4 13.3 11.7 17.6 31.8 30.9 34.7 31.4 Standard Deviation dB 3.8 2.9 1.8 2.4 2.9 2.8 2.4 4.9 Privacy presumed dB 10.6 10.4 9.9 15.2 28.9 28.1 32.3 26.5