Beyerdynamic

Beyerdynamic DT-990 Pro Open Headphones Amplifier Bundle

Name: Beyerdynamic DT-990 Pro Open Headphones Amplifier Bundle
Brand: Beyerdynamic
SKU: DT-990 Pro

Experience Audiophile Sound with the Beyerdynamic DT-990 Pro Headphones The Beyerdynamic DT-990 Pro headphones deliver exceptional sound quality for professional and audiophile applications. With their open design, comfortable fit, and carefully tailored frequency response, these headphones prov...

$179.99*

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*Price sourced from Amazon.com. Last updated:Aug 28, 2026.Price and availability are subject to change — details.

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Overview

Experience Audiophile Sound with the Beyerdynamic DT-990 Pro Headphones

The Beyerdynamic DT-990 Pro headphones deliver exceptional sound quality for professional and audiophile applications. With their open design, comfortable fit, and carefully tailored frequency response, these headphones provide a natural and balanced listening experience. This bundle includes a compact 4-channel headphone amplifier for enhanced versatility.

Key Specifications:

Headphone Type: Acoustically Open, Dynamic
Impedance: 250 Ohms
Sound Quality: Natural and Balanced
Ear Pads: Soft, Adjustable
Cable: Flexible Coiled Cable

Bundle Includes:

Beyerdynamic DT-990 Pro Acoustically Open Headphones (250 Ohms)
Knox Gear Compact 4-Channel Stereo Headphone Amplifier with 12VDC Power Adapter

Key Features

Bundle Includes: Beyerdynamic DT-990 Pro Acoustically Open Headphones (250 Ohms) and FocusProAudio Compact 4-Channel Stereo Headphone Amplifier with DC 12V Power Adapter

Type: It is an open diffuse-field studio headphone (250 ohms) with a dynamic transducer

Diaphragm: It features an extremely lightweight diaphragm for superb impulse performance

High-Frequency Response: 5 to 35,000 Hz frequency response and offers excellent sound reproduction

Comfortable to Wear: Soft ear pads and adjustable, sliding, earpieces together with a very flexible coiled cable ensure listening comfort during extended periods of use

Specifications

Headphone Type

Open, diffuse-field studio headphone

Impedance

250 Ohms

Frequency Response

5 to 35,000 Hz

Diaphragm Feature

Extremely lightweight

Cable Type

Flexible coiled cable

Frequently Asked Questions

What is included in this Beyerdynamic DT-990 Pro bundle?

This bundle includes the Beyerdynamic DT-990 Pro Acoustically Open Headphones (250 Ohms) and a FocusProAudio Compact 4-Channel Stereo Headphone Amplifier with a DC 12V Power Adapter.

What type of headphones are the DT-990 Pro?

The DT-990 Pro are open diffuse-field studio headphones with a dynamic transducer, designed for detailed sound reproduction.

What is the frequency response of these headphones?

These headphones offer a wide frequency response ranging from 5 to 35,000 Hz, providing excellent sound reproduction.

Are these headphones comfortable for long listening sessions?

Yes, they are designed with soft ear pads and adjustable, sliding earpieces to ensure listening comfort during extended periods of use.

What is the impedance of the Beyerdynamic DT-990 Pro headphones?

The Beyerdynamic DT-990 Pro headphones have an impedance of 250 Ohms.

What makes the diaphragm of these headphones notable?

The headphones feature an extremely lightweight diaphragm, contributing to superb impulse performance for dynamic audio.

Does the bundle come with an amplifier?

Yes, the bundle includes a FocusProAudio Compact 4-Channel Stereo Headphone Amplifier, providing the necessary power for the 250-ohm headphones.

Strengths & Trade-offs

👍 Pros

Experience excellent sound reproduction across a wide 5 to 35,000 Hz frequency response.
Benefit from superb impulse performance due to the extremely lightweight diaphragm design.
Enjoy extended listening comfort with soft ear pads and adjustable, sliding earpieces.
The very flexible coiled cable ensures ease of movement and prevents tangling during use.
Designed as an open diffuse-field studio headphone, providing a natural and spacious soundstage.
The bundle includes a FocusProAudio Compact 4-Channel Stereo Headphone Amplifier, adding value and utility.
The 250-ohm impedance makes these headphones suitable for detailed listening with a dedicated amplifier.

👎 Cons

The 250-ohm impedance requires a dedicated headphone amplifier, which may not be convenient for all users seeking plug-and-play simplicity.
The open-back design, while contributing to sound quality, offers minimal sound isolation and can leak sound to the surroundings.
The included amplifier, while a benefit, is a separate component to manage and power, increasing setup complexity.
The "very flexible coiled cable" may be less ideal for users who prefer a straight cable for certain setups or portability.
Specific details about the cable length are not provided, which could be a factor for studio or home use.
The headphones are primarily designed for studio use, which might imply a less portable or robust build for everyday commuting.
The bundle includes general accessories like a power adapter, but details on additional protective cases or alternative earpads are absent.