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Brainwavz B400 4-Driver In-Ear Earphone - Black

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Brainwavz B400 4-Driver In-Ear Earphone - Black

  • All new flagship quad armature In Ear Monitor from Brainwavz

  • Finest quality Balanced Armature drivers from USA

  • Incredible value-for-money performance

  • Ergonomic housing created with state-of-the-art liquid resin 3D printing technology

  • Detachable MMCX socket design

  • Includes 3.5mm standard cable

  • Comes with wide variety of eartips, cleaning kit, Comply foam tips & carrying case



The Brainwavz B400 uses a 4 Driver system, with each driver focused on its’s own specific range of the sound spectrum, resulting in a true audiophile grade sound.

To achieve a truly ergonomic housing, we have used the latest in 3D printing Technology. Each B400 is hand crafted in house by Brainwavz from components produced in the USA and Europe.

The Brainwavz B400 use the industry standard MMCX cables. Detachable cables extend product life span, allow for additional features and creates a truly custom product experience.

Experience what your player can really do - drop the bundled earbuds and plug in a set of B400 Balanced Armatures from Brainwavz. Rediscover your favourite music today.

The B400 plays host to some of the finest drivers around. But this is only half the story, our unique 3D modelling and printing systems have enabled us to constantly design, test and hone the B400.

3D modelling and printing means we can innovate faster and experiment more, enabling us to create a unique system that lets the the Balanced Armatures perform above and beyond expectations.

Brainwavz B400 are unique in many ways, but one standout feature is how they are made. The main shells are printed using state-of-the-art liquid Resin 3D printers, enabling a shape not possible by normal manufacturing methods.

"There is only one ranking I can give this earphone .. 5/5 .. " Brooko @ HeadFi

"There are only a few in-ears that are playing in the same league as the B400" HiFiChris @ Head Fi

"The way these earphones portray depth and width and everything in between is simply intoxicating ... " Thomas Smallman @ thecontraptionist


Technical Specifications

Additional Information

Package Contents
  • Brainwavz B400
  • 3.5mm Standard MMCX Stereo Cable
  • Earphone Wide Hard case
  • 6 sets of Silicone Ear Tips (S M L)
  • 1 set of Comply™ Foam Tips T-100
  • 1 Shirt Clip
  • Velcro Cable Tie
  • Instruction Manual & Warranty Card (24 month warranty)
Colour Black
Warranty 2 years (local)
Availability Discontinued
Product Type Earphone
Style/Type Universal In-Ear
Driver Configuration 4-Drivers (Balanced Armature)
Frequency Response (Hz) 10 Hz - 40 kHz
Impedance (Ω) 30Ω
Sensitivity 115dB
Headphone Design Closed-Back
Cable Style Detachable (MMCX)
Input Connectivity 3.5mm stereo
Cable Length (cm) 130cm
User Reviews