You can change the audio output on Android 11 by enabling Developer Mode. You can then switch devices from the notification shade.

How to Install Dell PC Audio Drivers. Device drivers enable the computer hardware in a Dell PC to communicate with the operating system and the installed software. The sound card -- the component ...

This allowed higher-quality digital audio output, and this standard allows for 5.1 and 7.1 surround sound encoding, depending on the source device.