Determine the noise level quickly, easily and reliably in your day-to-day work: with the testo 815 sound level meter.

The testo 816-1 dB meter is the professional model in the Testo range of sound measuring instruments. It is designed specifically for measuring sound levels in the workplace, in public places and in industry and production. Includes data storage and analysis.

The ISO calibration of your sound level meter is documented in this certificate. Calibration is carried out in the pressure chamber at 8 calibration points at 94 dB(A).

ISO sound calibration certificate

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ISO sound calibration certificate - with 8 measuring points

ISO sound calibration certificate - with 8 measuring points