Sound Meter PRO

声级计（SPL）app以分贝为单位测量和显示环境噪声。

Sound Level Meter or SPL is app for measuring environmental noise and showing value in decibels. The values ​​are displayed on the gauge and in the graph plot.

Feature:

-Realtime dB display

-Min/Max/Avg values

-Realtime gauge

-Live graph plot

-Indicator

NOTE:

This app does not claim to be accurate as approved Sound Level Meter. Its accuracy depends on yours device in-built microphone quality!