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T 90

T 90

Made in Germany
Incl. 0% tax, Excl. shipping
Article Number: 715441
Delivery time: 3-4 days

Premium Tesla Hi-Fi headphones, open

The T 90 is the first high-end headphones with a completely open design utilizing our revolutionary Tesla technology. Only headphones of this kind can bring across the feeling of closeness and transparency - nothing stands between sound enthusiasts and their music. The perfect music experience in undisturbed surroundings. With the T 90 being tuned to spontaneous listening enjoyment, the music fan can immediately immerse himself in the sound. The T 90 combines the neutral analytic sound of the Tesla transducer with a full, warm timbre and a joy of playing that brings pleasure with it from the very first note. The T 90 not only stands out due to its high level of sound quality but also from its elegant appearance. The velvet materials used on the headband and ear pads ensure endless listening pleasure and wearing comfort.

  • Tesla technology providing the highest level of efficiency
  • High-resolution and spacious sound through its open design
  • Head and ear pads made from velvet microfiber
  • Incl. carrying bag
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beyerdynamic GmbH & Co. KG
Theresienstr. 8
74072 Heilbronn - Germany

Questions regarding Orders, Payment & Delivery

Phone: +49 7131 617-444

Product Advice

Phone: +49 7131 617-430

Or contact us per e-mail!

technical data

Transmission type   Wired
Headphone design (operating principle)   Open
Headphone impedanceAlso known as nominal impedance. The impedance is the AC resistance of the coils of loudspeakers and headphones in ohms. Since impedance depends on the frequency, it is always specified at a frequency of one kilohertz.   250 ohms
Headphone frequency responseThe frequency response specifies the highest and lowest frequencies reproduced by the acoustic transducer of the headphones.   5 - 40,000 Hz
Nominal sound pressure levelThe acoustical level, the headphone transducer produces to an artificial ear (a measurement device, which simulates a human ear) with an input power of 1 mW (dB/mW @ 500 Hz).   102 dB (1 mW / 500 Hz)
ConstructionSound coupling to the ear. A differentiation is made between supraaural headphones, circumaural headphones and in-ear headphones.   Circumaural (around the ear)
Cable & plug   Gold vaporised mini stereo jack plug (3.5 mm) & 1/4" adaptor (6.35 mm)
Net weight without packaging   425 g

Spec Sheet


Spec Sheet

For more downloads please refer to our Service section.

A vast, detailed and completely immersive soundstage

Hi-fi Choice 08/2014
Rubrik: Headphones GroupTest
Author: unknown

Analytical, rich sound

videoaktiv 4/2014
Title: Prize competition
Author: Karl-Gerhard Haas

Captures Heart and Soul 04/2014
Title: In a league of its own
Author: Peter Könemann

The best of them 09/2013
Title: Test: beyerdynamic A 20 / T 90
Author: Frank Borowski

Plays excellently and with ease

Image Hifi 02/2013
Title: A lot of fun
Author: Jochen Donner

Great combination of comfort, sound, and build quality 03/2013
Title: Pricey headphone with remarkably accurate sound
Author: Steve Guttenberg

Beautiful voice reproduction

tonart 06/2013
Title: Tonart product tip
Author: Ulrich Wienforth

Really an awesome headphone 05/2013
Title: Beyerdynamic T 90: Open Tesla Candy!
Author: Lieven

Made us feel "live"

Singapure Hardware Zone 10/2012
Title: Beyerdynamic T90 Open Back Headphones - Finely Balanced Quality
Author: Hurrairah bin Sohail

T 90 – Beyond all doubt

Audio 08/2012
Title: It’s all in the head!
Author: Alexandros Mitropoulos

A great headphone for long-term listening

Stereo 08/2012
Title: Loudspeakers? That is old school.
Author: Ulrich Wienforth

Balancing act between analytical and amusing sound 07/2012
Title: Test: Beyerdynamic T 90
Author: Kevin Holtmeier

Tempting 06/2012
Title: The art of temptation
Author: Frank Borowski

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