We were hoping for some questions about the 7mm transducer inside. Think of it as a platform for which so many possibilities and sound profiles are possible. The X3R tech is the overarching story here, as sound quality in ANY headphone/earphone/speaker is so much more than just the driver by itself. Come on over to the official thread for availability and some cool demonstrations of the internals:
https://www.head-fi.org/threads/every-detail-matters-introducing-the-all-new-ie-900.957711/
Cheers!
Yep, I found the thread right after I wrote my piece. I'll take it over to that thread for questions and leave this for the IE300. Thanks.