Fostex TH-X00 EB Massdrop Ebony Closed-Back Design Headphone, Black ———— Contents: Headphones, Cable, bunch, retail box. Used Tested Working Condition. ———— Equipped with the biodynamic cone Fostex first developed in the late 80s, which delivers a sound unique to any other driver structure, the TH-X00 benefits from years of iteration on the initial design. The higher magnetic flux density in these headphones creates instant attack and decay for a crisper, more detailed sound signature. With the emphasis on the low end toned down slightly from