Hey all, I have a grand limit of $400 to spend on a headphone system, I just want the best i can get for that money.    I've been looking at the HD600,K701,SRH940 to use with possibly a Fiio E17, also some electrostats.   I've read  the HD600 require a powerful amp to really hear what...

So this is my first post, I am no audiophile by technical means, but I do demand above average sound quality.   Currently using Creative Tactic 3d sigma (overpriced crap), and I'm regretting the purchase, I'd have returned it since day 1 if it wasn't for the fact that I live in south america...