Sony

Sony MDRXB400IP/AP EX Bass Boost Headphones (Discontinued)

4.3 (354 reviews)

Experience Powerful Bass and Music Control On-the-GoThe Sony MDRXB400IP/AP EX Headphones are designed for deep, powerful bass and convenient music control. With a built-in microphone for calls, these comfortable over-ear headphones are perfect for enjoying your favorite beats in total isolation. ...

$59.95*
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.

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Overview

Experience Powerful Bass and Music Control On-the-Go

The Sony MDRXB400IP/AP EX Headphones are designed for deep, powerful bass and convenient music control. With a built-in microphone for calls, these comfortable over-ear headphones are perfect for enjoying your favorite beats in total isolation. The flat, tangle-free cord and dual-folding design make storage easy.

Specifications:

  • Type: Over-Ear Headphones
  • Features: Deep, Powerful Bass, Music Control, Microphone
  • Cord: Flat, Tangle-Free
  • Design: Dual-Folding
  • Compatibility: iPod, iPhone, iPad

Specifications

Model
MDRXB400IP/AP
Feature
EX Bass Boost

Pros & Cons

👍 Pros

  • Engineered for "EX Bass Boost," providing a rich and impactful low-frequency audio experience.
  • These headphones are from Sony, a brand known for its audio product quality and innovation.
  • The design of the MDRXB400IP/AP headphones suggests a focus on comfortable listening for extended periods.
  • Offers a specific audio profile tailored for bass enthusiasts, enhancing genres with strong rhythm sections.
  • Designed to provide a more immersive listening experience through its bass-centric sound signature.

👎 Cons

  • As a discontinued model, long-term availability of replacement parts or specific customer support might be limited.
  • The "EX Bass Boost" feature, while a pro for some, could lead to an overly bass-heavy sound profile that might not appeal to audiophiles preferring a neutral sound.
  • The product title does not specify if these are over-ear, on-ear, or in-ear headphones, which is crucial for comfort and fit preferences.
  • Lack of explicit mention of noise cancellation or wireless capabilities indicates these features might not be present.
  • There are no details about specific drivers, frequency response ranges beyond bass, or impedance, which limits a comprehensive audio quality assessment.

Frequently Asked Questions

The key audio feature of these headphones is "EX Bass Boost," which is designed to deliver a deep and resonant low-frequency sound experience.
No, the Sony MDRXB400IP/AP EX Bass Boost Headphones are listed as a discontinued product.
Individuals who appreciate a strong, impactful bass presence in their music would likely find the EX Bass Boost feature of these headphones appealing.
The available product information does not specify the exact fit type (e.g., over-ear, on-ear, or in-ear) for the Sony MDRXB400IP/AP headphones.
As a discontinued product, the availability of specific parts or dedicated customer support for the MDRXB400IP/AP model may be more limited compared to current products.