macOS Sequoia expands a long-existing accessibility feature on the iPhone and iPad to the Mac: Headphone Accommodations.
On the macOS Sequoia beta, the Headphone Accommodations options are in the System Settings app under Accessibility → Audio. The settings allow you to customize the audio for all AirPods and select Beats headphones. For example, Apple says you can amplify soft sounds and adjust certain frequencies to help music, phone calls, and more sound more crisp.
When a user configures Headphone Accommodations settings for second-generation AirPods Pro on macOS, the adjusted audio will persist when the headphones are connected to other audio sources, according to a note on Apple’s developer website.
Read more at MacRumors.com