You can set a maximum decibel level to ensure that headphone audio doesn’t become uncomfortable for you. iPad analyzes your headphone audio and reduces any sound above this level.
You can also check whether the current audio level is OK or loud by viewing a headphone level meter.
Go to Settings .
The audio level (in decibels) of your headphones is displayed on the Headphone Level meter.
Note: You can also scroll below the Headphone Level meter to turn Live Listen on or off. See Use AirPods with iPadConnect iPad to Bluetooth accessories