I've been using my Senn HD-555s for a while now and even though I'm happy with the sound I'm considering that a little change won't hurt... So I was considering the Audio Technica ATH-A*00 line (500,700,900) and the thing is all of them would be nicely within reach, but I don't know which...

I just wanted to say Thank You for such an amazing forum filled to the brim with precious information... So this is my first post but I've been lurking around here for nearly 6 months and I just wanted to say that I've been mighty impressed with the amount of (sometimes useless )...