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Protmex Sound Level Meter, Dual Mode db Meter Decibel Meter Noise Level Meter 30-130dB Measure with Fast/Slow Selection, Backlight, Max and Data Hold Function, A/C Mode PT6708(Batteries Included): Amazon.com: Industrial & Scientific
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TACKLIFE Digital Sound Level Meter, Decibel Meter 30-130dB(A) Range with Sound Simulation - MLM02 - Walmart.com
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