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MT16H21FWS5*-*****
NRR=20 SNR=26 db H=29 db M=23 db L=19 db
Frequency (Hz)
2)
63 125 250 500 1000 2000 4000 8000
Mean attenuation (dB)
3)
15.1 11.1 18.2 27.0 23.8 33.4 37.7 38.9
Std deviation (dB)
4)
3.8 2.6 2.3 2.2 2.1 3.6 2.2 3.3
Assumed Protection Value (dB)
5)
11.8 8.5 15.8 24.8 21.7 29.8 35.5 35.5
1) Weight 352g