Test and measure the quality of all types of earphones and headphones.
based on the frequency response testing (low and high frequencies)
and also their gain in audio level ( Decibels) of each earphones or headphones you can determine which earphones or headsets is best suited to your Hearing Level.
Earphones Quality Test
![](https://www.kidshandprint.com/wp-content/uploads/2022/06/ic_launcher_foreground-e1654983490628.png)