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Class I Sound Level Meter Integrating Noise Level Tester with Frequency Range 10Hz~20kHz Meas.Range 25dB(A)~140dB(A) Self-generated Noise <18dBA Outputs AC DC RS232 USB Statistical Analysis
Class I Sound Level Meter Integrating Noise Level Tester with Frequency Range 10Hz~20kHz Meas.Range 25dB(A)~140dB(A) Self-generated Noise <18dBA Outputs AC DC RS232 USB Statistical Analysis