CEM DT-85A Mini Sound Level Meter Digital Noise Measure dB High Performance

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FDM01 Digital Noise Meter Sound Level Tester with LCD Display 30 to 130 Decibel

Sound Detector 30130dB Digital Meter with Data Export for Noise Analysis

JD-105 +/-1.5dB High Precision Digital Noise Meter 30-130dB Sound Level Meter

CEM DT-61 6in1 Industrial Thermometer Light Humidity Sound Meter NCV Multimeter