Digital Sound Level Decibel Meter 30-130dB Pressure Tester USB Noise Measurement

Sound level Range:30 to 130dB (Low=30-100dB ,High=60-130dB)Auto Ranging. Dynamic characteristic: FAST (high speed) / SLOW (low speed). Accuracy: +1.5dB(reference sound pressure standard,94dB@1KHz). Max Hold function.

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