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Class 1 Integrating Sound Level Meter Sound Level Recoder Data logger with IEC 61672 Class 1 Integrating Function 10 Hz-20 kHz 25dB(A)-140dB(A) AC DC RS232 Output 8000 Groups Data Storage
Class 1 Integrating Sound Level Meter Sound Level Recoder Data logger with IEC 61672 Class 1 Integrating Function 10 Hz-20 kHz 25dB(A)-140dB(A) AC DC RS232 Output 8000 Groups Data Storage
