Apple wants you to avoid damaging your hearing when you’re using an iPhone or iPad (but, strangely, not a Mac). In Settings Sounds & Haptics

Headphone Safety, enable Reduce Loud Audio, and you can set a threshold above which your iPhone or iPad will moderate sound. It doesn’t create an abrupt cutoff, but it keeps you from hearing sounds above a particular level, measured using standard decibel units. However, once you enable this setting, it affects
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