Users Guide

62 | Operating your monitor
Click OK to exit the Sound setting.
If the USB cable and the HDMI or DP cable are connected from monitor to the
computer, two speakers named DELL P2418HZ and P2418HZ respectively from
the monitor will show in the Sound setting interface. The difference between DELL
P2418HZ and P2418HZ is only different signal source. You can choose any one to set
default, the monitor speaker will be used as the default setting.