WS1361 Digital Sound Level Meter Pressure Tester 30-130dB Decibel USB Noise Measurement with Computer Software Display
BENETECH GM1357 DIGITAL SOUND LEVEL METER 30DB-130DB - PC Maestro
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Computer Connected Decibel Sound Level Noise Volume Tester Large Screen HD Display Auto Induction Backlight Noise Meter - China Noise Meter, Sound Meter | Made-in-China.com
Benetech GM1356 Digital Sound Level Meter with Display (30dBA~130dBA)
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