Driver: 50mm Dia Nd Magnet -Impedance: 25ohm -The ear pads are made of protein leather made from eggshell membrane for maximum comfort -Includes headphone stand -Neodymium magnetic circuit with a 15,000 gauss magnetic flux density for wider dynamic range -Housings made from Japanese Cherry Birch (Betula Grossa) and finished with Urushi lacquer -The cord is made of 7N grade (99.99999%) OFC (Oxygen Free Copper) and duralumin plug case for hig . . .

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Driver: 50mm Dia Nd Magnet
-Impedance: 25ohm
-The ear pads are made of protein leather made from eggshell membrane for maximum comfort
-Includes headphone stand
-Neodymium magnetic circuit with a 15,000 gauss magnetic flux density for wider dynamic range
-Housings made from Japanese Cherry Birch (Betula Grossa) and finished with Urushi lacquer
-The cord is made of 7N grade (99.99999%) OFC (Oxygen Free Copper) and duralumin plug case for higher durability

http://www.fostexinternational.com/docs/products/TH900.shtml

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