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Fostex TH900mk2 Anniversary Edition Sapphire Blue Headphones

This very limited edition version of the TH900 mk2 - only 100 worldwide - packs a visual punch with deep, rich sapphire blue ear cups. The striking appearance belies the performance of one of the the very finest closed-back headphones in the world.

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With a lively, detailed, and rich presentation, the TH900 mk2 headphone delivers an experience of sound quality, build quality, and beauty that few can match.

The TH900 mk2 are compatible with balanced drive via the HeadAmp GS-X mk2 using Fostex’s removable balanced cable, for the highest possible sound performance.


The Fostex TH900mk2 is the second generation of the TH900, one of the most renowned premium dynamic headphones in the market, which newly features detachable connectors replacing the standard unbalanced cable. The optional balanced cable, model ET-H3.0N7BL will also be sold separately to meet growing demands for balanced connection with various headphone amps offering balanced 4-pin XLR out.

  • Detachable connectors for easy cable replacement. Optional balanced cable, model ET-H3.0N7BL is also available for balanced connection
  • Unique designed Neodymium magnetic circuit adopting the magnetic repulsion system with 1.5 tesla (15,000 gauss) magnetic flux density to achieve wider dynamic range
  • The detachable unbalanced cable is made of 7N grade (99.99999%) OFC and highly durable duralumin plug case
  • Proprietary “Biodyna” diaphragm for fine and high resolution sound reproduction
  • The housings are finished by Japanese traditional “Urushi” lacquer by a 110 years old artisan group in “Limited Edition Sapphire Blue” finish on Japanese Cherry Birch.
  • The ear pads are made of protein leather made from eggshell membrane for maximum comfort.


Type Closed-Back
Fit Over-Ear
Cables 3.0m, 6.5mm TRS
Weight 390g
Impedance 25ohm
Efficiency 100dB/mw

About Fostex

Fostex's gorgeous headphones sound and fit as good as they look. The TH900 mk2 has been one of the world's most popular flagship closed-back headphones of this decade.