Dell UltraSharp 32" 6K HDR Video Conferencing Monitor - Manual (Page 104)

104 | Operating the monitor
Click DELL U3224KB , and then click Set Default , the monitor speaker will be used as
the default setting.
U3224KB
Click OK to exit the Sound setting.
U3224KB
If the USB cable and the HDMI or mDP cable are connected from monitor to
the computer, two audio paths named
DELL U3224KB and Echo Cancelling
Speakerphone U3224KB from the monitor will show in the Sound setting interface.
The U3224KB monitor would show options for two audio paths supported in the
monitor .