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Integrating Sound Level Meter Tester Sound Decibel Meter Class 1 with Frequency Range 10Hz~20kHz Meas. Range 25dB(A)~140dB(A) Integrating Function Statistical Analysis Function
Integrating Sound Level Meter Tester Sound Decibel Meter Class 1 with Frequency Range 10Hz~20kHz Meas. Range 25dB(A)~140dB(A) Integrating Function Statistical Analysis Function