B-Stock, Fostex TH909; reference headphones with replaceable cable; driver unit with 1.5 tesla magnetic circuit;, japanese cherry birch (betula grossa) housings with traditional "urushi" lacquer and selected 7n ofc cable;, newly designed ear pad adopts a low-resilience cushion to achieve comfortable fit;, specifications: type: dynamic, driver: 50mm dia nd magnet; impedance: 25 ohms; sensitivity: 100db / mw;, maximum input: 1,800 mw; reproduction frequency: 5 - 45k hz; weight: 390g (excluding the cable);, cable: detachable, length 3 m, 6,3 mm unbalanced stereo jack; accessories: headphone stand, B-Stock with full warranty, may have slight traces of use