If they are considerably better than anything under $200 then i could do that. Would they preform well with out an amp? And is the cable permanent? Any input on SYNCS by 50 cent? Or are they just hyped because of the name?

I play poker a lot and am looking for a pair of closed headphones under $200. I listen to mostly rock with the occasional rap. I want to be able to listen to them at a decent volume without the people next to me hearing them. I am new to high headphones. I have seen people talking about the...