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Decibel Meter, Tadeto Digital Sound Level Meter Portable SPL Meter 30dB to 130dB MAX Data Hold with LCD Display Backlight A/C Weighted for Home Factories: Amazon.com: Industrial & Scientific
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Sound Level Meter 30-130db Decibel Db Noise Auto Adjustable Fast Range A/c Weighted Datahold Numeric Display Sound Noise Meter - Sound Level Meters - AliExpress
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