The TH900 have a driver unit with 1.5 tesla (15,000 gauss) magnetic circuit and bio-dynamic 50mm diaphragm, traditional Japanese lacquered "Urushi" finished craftsmanship housing and selected 7N OFC cable. All coming together to achieve the sonic goal of a wider stereo field, high resolution and transparent reproduction.

Unique designed Neodymium magnetic circuit adopting the magnetic repulsion system with the 1.5 tesla (15,000 gauss) magnetic flux density to achieve wider dynamic range

Foster / Fostex's unique "Biodyna" diaphragm* for fine and high resolu-tion sound reproduction

The housings are made of Japanese Cherry Birch (Betula Grossa), the Japanese specialty with rigid and dense texture for maximum acoustic performance

The housings are finished by the traditional "Urushi" lacquer (a.k.a. Japan) by a 100 years old artisan group. The finish used for the TH900 is called "Bordeaux" and is simply stunning

Platinum foiled "Fostex" logo on the housings

The ear pads are made of protein leather made from eggshell membrane for maximum confort

The cord is made of 7N grade (99.99999%) OFC (Oxygen Free Copper) and duralumin plug case for higher durability

Comes with an elegant headphone stand (Model ST300) in the package

Type: Dynamic
Driver: 50mm dia Nd magnet
Impedance: 25 ohm
Sensitivity: 100dB / mW
Maximum Input: 1,800 mW
Reproduction Frequency: 5 - 45k Hz
Weight: 400g (excluding the cord)
Cord: 3m Y type 7N-OFC
Plug: 6.3mm dia gold coating stereo phone plug