Double-sided stereo cable with locking mechanism, 3.0 m length, textile sheath, 3.5 mm jack plug with 6.35 mm screwed-on jack adapter, 2 x 3.5 mm jack plugs on headphone side, OCC 7N copper conductors, screened, fits T 1 (2nd Gen.), T 5 p (2nd Gen.), Amiron home and Aventho wired