Sonomètre électronique - de 50 à 126 dB

60 dB: 50 TO 66 dB 70 dB: 60 TO 76 dB 80 dB: 70 to 86 dB 90 dB: 80 to 96 dB 100 dB: 90 to 106 dB 110 dB: 100 to 116 dB 120 dB: 110 to 126 dB

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