Pricing and availability

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Average Price: $20

Budget/Beginner

$100

$301+

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Budget

Standard

High-end

Price History

Based on price data from 1 merchant for "Superlux HD 381B". Prices shown reflect NEW condition. Tracking began Apr 19, 2026.

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Description

Experience exceptional sound clarity with the Superlux HD 381B, a set of in-ear monitors designed for musicians and audiophiles alike. Whether you're on stage or in the studio, these earphones deliver a dynamic listening experience through their expertly engineered 13.5 mm dynamic drivers. With an impedance of 16 Ohms and sensitivity of 103 dB, the HD 381B ensures that every note is heard with precision and clarity, making it ideal for discerning ears that demand high-quality audio reproduction.

The frequency response range of 20 to 20,000 Hz captures both the deepest bass and the highest treble, ensuring that you don't miss a single detail. The ergonomic design provides a comfortable fit for extended use, and the included additional ear pieces allow for a personalized fit. The 60 cm cable, complete with a stereo jack of 3.5 mm, offers flexibility and ease of movement, while the included extension cable and cable clip provide extra convenience and adaptability for various listening environments.

Key Features:

  • 13.5 mm dynamic drivers
  • Impedance: 16 Ohm
  • Sensitivity: 103 dB
  • Frequency response: 20 - 20,000 Hz
  • 60 cm cable with 3.5 mm stereo jack
  • Additional ear pieces for a customizable fit
  • Includes extension cable (60 cm) and cable clip

Product specs

Available since December 2010
Number of Ways 1
Removable Cable No
Ambience No
Colour Black
Bass Boost No
Midrange Boost No
HiFi Yes
Allround No
Application HiFi
Design In-Ear
System CLosed Back
Number of Drivers 1
Impedance 16 Ohms
Frequency range min. 20 Hz
Frequency range max. 20000 Hz
Cable Length 120
Sensitivity 103 dB
Type Of Connector Mini Jack
Earmold possible No
Weight 12 g
Marrone/Argento Black

FAQs

What is the sound signature of the Superlux HD 381B headphones?

The Superlux HD 381B headphones are designed for HiFi applications, delivering a balanced sound with a focus on clarity and detail across the frequency range of 20 Hz to 20,000 Hz.

Are the Superlux HD 381B headphones suitable for portable use?

Yes, the Superlux HD 381B headphones are lightweight, weighing only 12 grams, and feature a compact in-ear design with a 120 cm cable, making them convenient for portable use.

Do the Superlux HD 381B headphones have a removable cable?

No, the Superlux HD 381B headphones do not feature a removable cable. The cable is fixed and measures 120 cm in length.

What type of connector do the Superlux HD 381B headphones use?

The Superlux HD 381B headphones use a mini jack connector, making them compatible with a wide range of audio devices.

Chained2Alice

Chained2Alice

Superlux HD381, HD381B, HD381F IEM headphones Unboxing

Video thumbnail for Superlux HD381, HD381B, HD381F IEM headphones Unboxing by Chained2Alice

Superlux HD381, HD381B, HD381F IEM headphones Unboxing

Chained2Alice

Chained2Alice

Reviews

PROS

  • Exceptional value for money with impressive sound quality

  • Secure fit that resists slipping even with movement

  • Rich bass and detailed sound comparable to higher-priced brands

  • Versatile design with detachable cord for sharing audio

  • Comes in different sound profiles for personal preference

  • Durable enough for casual use and practice environments

  • Protective design prevents dirt from entering the earphones

CONS

  • Bass might be too boomy for some listeners

  • Short cord may limit usability in certain situations

  • Lacks a built-in microphone for hands-free use

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Superlux HD 381B.

Comparisons

  • The Superlux HD 381B is noted to have a brighter signature compared to its sibling, the 381F, which has a stronger bass presence.

    Source

Use cases and applications

  • Owners suggest the 668B model for gaming due to its good imaging and separation, though the treble can be sharp.

    Source
  • The 668B and 669 are differentiated by the 669’s closed design, which offers better noise isolation for shared spaces.

    Source

Mods and upgrades

  • Brainwavz XL velour pads are recommended for the 668B to enhance comfort and overall sound experience.

    Source

User experience

  • Although the 668B is favored for gaming, some users transitioned to the Sennheiser HD 598 for a more balanced and warmer sound.

    Source
  • The 662 EVO is praised for its proper sub-bass, making it a favored choice among users seeking deep bass tones.

    Source

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