Anyone know how these compare in sound quality? They are both powered and about the same price, but the Klipsch has more options with built-in DAC & bluetooth. But if the SQ is much better on the Audioengine I might just go that route. Thanks.

Trying to figure out which GS1000 these are: original, I, or E? How can i tell, and what the difference in them? Never owned Grados before, how do they compare to the HD800?  Thanks.  

Hello all. I am new to audiophile grade headphones and went all out and got a pair of HD800. I primarily listen to them on my PC. I use them for about 60% gaming, 40% music. At first i had the HD800s connected to my Essence STX sound card, which sounded like crap, until i got my Asus Xonar One...