Beyerdynamic DT-990 Pro X

The spirit of the DT 990 PRO, with the developments of the PRO X series

The DT-990 Pro X Limited Black carries on the philosophy of the DT 990 PRO: an open-back design and revealing sound reproduction, created for carefully examining an audio signal. The PRO X version introduces three concrete changes: STELLAR.45 transducers, a 48-ohm impedance, and a detachable cable, whereas the classic DT 990 PRO uses a fixed cable. Its headband also features a central recess designed to reduce pressure on the top of the head.

For critical listening, editing and studio monitoring

This headphone is aimed at producers, audio editors and sound engineers who want to examine the details of a recording or check an edit. Its transparent sound reproduction and enhanced treble make it a complement to studio monitors for identifying imperfections. It therefore prioritises analysis and precise editing over intentionally softened listening.

To make the most of this approach, you can use it as a secondary listening reference during a production, for example by inspecting an isolated track before returning to the speakers to assess the overall balance. This alternation helps maintain a consistent workflow without basing every decision on a single monitoring system.

Useful improvements for everyday use

STELLAR.45: a driver system suited to multiple setups

The STELLAR.45 dynamic transducers offer a stated frequency response of 5 Hz to 40 kHz. Their 48-ohm impedance makes them easy to pair with a range of playback devices. The DT 990 PRO X can therefore accommodate several working setups while retaining a simple wired analogue connection.

A detachable connection, without complication

The 3 m straight cable connects to the headphones via a locking 3-pin mini-XLR. At the source end, its 3.5 mm stereo jack plug and screw-on 6.35 mm adapter allow it to connect to standard headphone outputs. The single-sided cable makes handling easier when you regularly put the headphones on and take them off during a session.

Replaceable components for extended use

The spring-steel headband provides a secure fit, while the ear pads and headband padding add softness at the contact points. These components can be replaced when worn: a practical advantage for keeping the headphones comfortable to wear over the course of many sessions. German manufacturing reflects this design intended for regular studio use.

Technical specifications

Frequency response - start	5 Hz	Impedance	48 Ω
Frequency response - end	40 kHz	Adjustable headset	No
Format	circumaural	Color	Black
Design	open

Brand	Beyerdynamic	Acoustic design	open-back
Model	DT 990 PRO X Limited Black Edition	Frequency response	5 to 40,000 Hz
Category	open-back reference headphones for studio, recording and monitoring	Earpads	black velour
Edition	limited edition with black earpads	Crown clearance	yes
Only visual difference on the headphones compared with the DT 990 PRO X	the color of the earpads	Weight without cable	305 g
Sound signature and technical performance	identical to those of the DT 990 PRO X	Headphone-side connection	3-pin mini-XLR
Construction	open-back PRO X, identical to the standard model	Cable	detachable
Ear cup markings and Y logo	original, unchanged	Type of cable included	straight
Manufacturing	Germany	Cable length	3 m
Transducer type	dynamic	Adapter included	6.35 mm jack
Transducers	STELLAR.45 with extremely low distortion