Fostex TH-909

Save $400.00

Sale price$1,799.99 Regular price$2,199.99


Main Features

  • Offers a wider dynamic range with low distortion using 1.5 Tesla 50mm driver with repulsion magnet
  • Proprietary "Biodyna" technology
  • Double layer structure etching metal grills
  • Housing cover uses Japan Lacquer Bordeaux finish

TH909 Premium Stereo Headphones

TH909 is a flagship premium headphones based on the reputed closed type TH900mk2.  While keeping the same sound characteristic, we further expanded and increased its sound field by adopting open back construction and adjusting the acoustic circuit design.


  • Model ST300
  • Optional ET-H3.0N7BL cable
  • Optional ET-H3.0N7UB cable
  • Optional ET-H1.0N7UB cable
  • Optional EX-EP-99, Replacement Ear Pads (pair)
Avoid an extended use at high volume levels as your hearing may be permanently impaired. You are advised never to use headphones in such situations as driving vehicle and cycling as your ability to react to emergencies will be considerably reduced.


Driver:    Dynamic, 50mm
Operation Type:    Open back
Impedance: 25 ohm
Sensitivity: 100dB/mW (at 1kHz, 1mW)
Freq. response:    5Hz – 45kHz
Max Input Power:    1,800mW
Weight:    390g (excluding the cable)
Cable:    Detachable 3m 1/4” unbalanced stereo phone (model ET-H3.0N7UB)
Accessories: Headphone Stand (model ST300), Carrying Bag

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