HD Audio is used via a HDMI lead when connected to a TV or other multimedia device. It sends the sound via the HDMI lead to the TV instead of the default speakers or headphones
It doesn't work on normal speakers or headphones and doesn't give any better quality sound than speakers or headphones plugged into the normal sockets
It doesn't work on normal speakers or headphones and doesn't give any better quality sound than speakers or headphones plugged into the normal sockets