cant get audio from geforce gtx 660

[xxfallenlove13xx]

hi i am kinda new at all this i cant get audio on my graphics card using hdmi, my specs are z77x-ud5h i7 3770k, and i cant figure out this at all been banging head against table hope i can get some help

 

[toleda]

i cant figure out this at all been banging head against table

What have you tried?