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professional decibel meter for measuring two independent sources of sound signals
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USB Bass Meter
SPL LAB USB
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USB Sound Level Data Logger
USB Digital Sound Level Meter (Range 40dB - 130dB)
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USB Digital Sound Level Meter (Range 40dB - 130dB)
Extech 407780A Integrating Sound Level Meter with USB | Instrumentation2000
Usb Bass Meter - portable device for measuring high pressure sound
EXTECH, 30 to 130 dB, 25 Hz to 10 kHz, Sound Level Meter - 52ZK76|407790A - Grainger
Wholesale DT-8852 Professional Analog Decibel USB AC/DC Output 130db Digital Sound Level Meter With Datalogger Noise DB Meter Microphone From m.alibaba.com
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Digital Sound Level Meter, SNDWAY 30-130dB USB Sound Level Meter SW-525B Large LCD Display Noise Measuring Tester with Alarm, Wall Hanging 9.6 inch: Amazon.com: Industrial & Scientific
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Data Logging Sound Level Meter PCE-322ALEQ | PCE Instruments
USB Digital Sound Level Meter (Range 40dB - 130dB)
Sound Level Meter Noise Meter Noise Tester Digital Sound Meter SNDWAY USB Powered 9.6" LCD Digital Sound Level Meter Wall Hanging 30-130dB Noise Tester - Walmart.com
Sound Level Meter, Noise Meter, with USB Computer Interface (BE844) - China Sound Level Meter, Level Meter | Made-in-China.com
CEM DT-8852 Industrial High Accuracy Digital Sound Noise Level Meter Data Logger with USB - Walmart.com