Value I got mine open-box off of ebay for 249.99 compared to other prices of 299.99. Couldn't tell the box was opened.   Audio Quality Initial/Pre-burn-in My other and only "high end" headphone was the bass heavy Turbines. Initially, I was disappointed by the 425's as they were really flat and lacked that bass punch.   "Burn-in" My friend suggested I burn them in, though I doubt it would do any difference. What I did was listen to my favorite song by Leehom Wang - Forever Love and noted what it sounded like. Because I was still used...