So, I received some new HD595's as a gift and am absolutely happy with the sound quality on them. The only thing I fear is the build quality. It doesn't seem like the 595s can take a beating and I've heard reports of cracks developing despite taking good care of them. I really need something...

I have an X-Fi Elite Pro sound card (I'm not using the i/o external breakout box). I've already connected my 360 to my PC monitor but would like to get sound from my headphones. I was wondering if I could connect the RCA/composite (red-white) audio cables to my sound card or if I would need a...