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By certification 
Measurement Range:
Lp:
30 ~ 130 dB ( A Weighting )
35 ~ 130 dB ( C Weighting )
40 ~ 130 dB ( F Weighting )
Leq:
30 ~ 130 dB( 10 Seconds, 1 Min, 5 Min, 10 Min, 15 Min, 30 Min, 1 Hour, 8 Hours, 24 Hours)
LN:
0 ~ 100 %
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For more details,please do not hesitate to contact us.Thank you!
Lp:
30 ~ 130 dB ( A Weighting )
35 ~ 130 dB ( C Weighting )
40 ~ 130 dB ( F Weighting )
Leq:
30 ~ 130 dB( 10 Seconds, 1 Min, 5 Min, 10 Min, 15 Min, 30 Min, 1 Hour, 8 Hours, 24 Hours)
LN:
0 ~ 100 %
****
For more details,please do not hesitate to contact us.Thank you!
