Measure the noise.
100dB higher is not accurate.
It is the limit of the microphone.


** Privacy Policy **********************************************
Noise Meter (kr.co.robin.android.soundmeter) In order for the app to function properly, the following permissions are required. Each permission is not used for purposes other than those listed below.

Microphone permissions (android.permission.RECORD_AUDIO)
Use microphone rights to measure the strength of the sound.
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