CoiL
Member of the Trade: Wood Audio Accessories & Modifications
www.zionote.com/2012/exs/x15/
Anyone tried these? Search came up with nadda. Found em while hunting for some JVC stuff.
Edit: EX20 uses dual drivers, Knowles;
www.zionote.com/2012/exs/x20/
Edit 2: There's a lot of neat stuff on that site actually. Too bad I don't speak Japanese.
There`s old H-Fi thread for EXS-X15 actually and they seem to be Korean: http://www.head-fi.org/t/632842/koreas-exs-x15-new-single-ba-model-w-detachable-cables