can you pls help me with my new monitor

[Naoufal]

can you pls help me , so i connected my new acer monitor k242hql with my xbox 360 and my acer laptop with a hdmi cable but the sound doesn't come out and my monitor have no audio output

 

[bub11454]

That monitor doesn't have built in speakers

 

[ffg7]

has no builtin speakers. http://www.acer.com/ac/en/US/content/model/UM.UX6AA.B01