I do not live in USA, I do not do me any discount and my budget is tight, so I wonder if using for a while with the audio of my motherboard?

I will buy the a700x in amazon for $130  if I do not see any better option what if I use directly the audio of my motherboard? thanks 

Hello, these look good then? http://www.amazon.com/gp/product/B009S332TQ/ref=ox_sc_act_title_1?ie=UTF8&psc=1&smid=A13BNE3P7C8THK  what happens if I connect directly to my motherboard? thanks !

AKG K612 Pro headphones is very expensive  :(i need a soundcard with headphones for less $190 :(

Thank you! any other recommendations

thanks for replying, I use the sound of my  motherboard    gigabyte    GA-Z87X-OC

Hello,, I'm new here, I'm looking to buy some new headphones, I would like to help me choose, the main use is for pc games (surround), music (electronic music, rock ) and movies that I recommend no more than $ 180? thank you very much