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Decibel Meter Digital Sound Level Meter Professional Noise Meter High Accuracy 30dB to130dB Measuring Range with Backlight Display for Classroom, Office, Home, etc.: Amazon.com: Industrial & Scientific
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SMART SENSOR Mini Digital Sound Level Meter LCD Display Noise Meter Noise Measuring Instrument Decibel Tester 30-130dBA ST9604 - Walmart.com
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Amazon.com: General Tools DSM403SD Sound Level Meter with Data Logging SD Card, Class 1 Sound : Industrial & Scientific
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SLM25TK Sound Level Meter with Data Logging Function Measure 30dB~130dB and CD Software - Tekcoplus Ltd.
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