Extech 407750 Sound Level Meter with Background Sound Absorber
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<b>[Product Information]</b><br>
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<li>Measuring range from 30 to 130dB</li>
<li>1.5 dB accuracy meets ANSI and IEC 651 type 2 standards</li>
<li>A or C weighting</li>
<li>Slow or Fast response</li>
<li>Min/Max and Max Hold</li>
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