Pricing and availability

We compare 600+ stores and found this item at 7 stores. Prices updated .

Sweetwater
4.5 (35)
$22.90
Guitar Center
4.5 (23)
$22.90
Amazon
4.2 (2575)
Used
Reverb
4.0 (9)
$19.90 New
$34.00 Used
Musician's Friend
5.0 (43)
$22.90
B&H
4.5 (2)
$22.90
Gear4Music
Β£16.50

Average Price: $27

Budget/Beginner

$200

$1001+

Price Tier

Budget

Standard

High-end

Price History

Based on price data from 5 merchants for "Behringer MICROMIX MX400". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

The Behringer MICROMIX MX400 is your go-to solution for simple yet effective audio management in both studio and live settings. This ultracompact 4-channel mixer packs a punch in a portable design, perfect for musicians on the move and engineers looking for streamlined setups. With its dedicated level knobs for each channel, you're empowered to fine-tune your mix effortlessly. The MX400 uses premium 4580 op amps to ensure low-noise operation, delivering studio-quality sound that's both clean and transparent, so whether you're combining keyboard signals or routing audio for live performances, your sound remains crisp and clear.

Measuring just slightly larger than a smartphone and housed in a durable metal casing, the MX400 is built to withstand the rigors of travel and frequent use. Its 4-in/1-out mono mixer design, featuring 1/4" TS inputs and outputs, integrates seamlessly into your existing setup, whether in the studio or on stage. Each channel is equipped with its own input level control, and you can monitor your audio levels with ease thanks to the clip LED indicators.

The MX400 comes with a 12V power adapter, allowing you to plug in and start mixing immediately. Its low power consumption also makes it compatible with battery packs and mobile power sources for situations where an outlet may not be readily available. Experience professional mixing capabilities in a compact format with the Behringer MICROMIX MX400.

Key Features:

  • 4-in/1-out mono mixer
  • 1/4" TS inputs and output
  • Premium 4580 op amps for low-noise operation
  • Individual input level controls for each channel
  • Durable metal casing for maximum portability
  • 12V power adapter included for immediate use

Product specs

Brand Behringer
Model MICROMIX MX400 Ultra Low-Noise 4-Channel Line Mixer
Finish Standard
Year 2007 - 2025
Made In China
Categories Audio Mixers, Consoles and Summing Boxes
Electronics Analog, Solid State
Format Compact Portable
Number of Analog Inputs 4
Number of Analog Outputs 1
Number of Channels 4

FAQs

How many channels does the Behringer MICROMIX MX400 support?

The Behringer MICROMIX MX400 supports 4 channels, allowing you to mix multiple audio sources into a single output.

Is the Behringer MICROMIX MX400 a stereo or mono mixer?

The Behringer MICROMIX MX400 is a mono mixer, meaning it combines all input channels into a single mono output.

Does the Behringer MICROMIX MX400 include a power supply?

Yes, the Behringer MICROMIX MX400 comes with a DC 12-volt adapter included, so you can power it right out of the box.

What type of operational amplifiers does the Behringer MICROMIX MX400 use?

The Behringer MICROMIX MX400 uses ultralow-noise 4580 operational amplifiers, which provide outstanding audio performance.

Is the Behringer MICROMIX MX400 suitable for live applications?

Yes, the Behringer MICROMIX MX400's compact design and high sonic quality make it suitable for both studio and live mixing applications.

Suradi Ana

Suradi Ana

Behringer micromix MX400

Video thumbnail for Behringer micromix MX400 by Suradi Ana

Behringer micromix MX400

Suradi Ana

Suradi Ana

Video thumbnail for Top 10 Dj Mixer 4 Channel [2018]: Behringer Micromix MX400 4-Channel Mixer (Black) by India Musical Instruments | ΰ€Έΰ€‚ΰ€—ΰ₯€ΰ€€ ΰ€΅ΰ€Ύΰ€¦ΰ₯ΰ€―ΰ€―ΰ€‚ΰ€€ΰ₯ΰ€°

Top 10 Dj Mixer 4 Channel [2018]: Behringer Micromix MX400 4-Channel Mixer (Black)

India Musical Instruments | ΰ€Έΰ€‚ΰ€—ΰ₯€ΰ€€ ΰ€΅ΰ€Ύΰ€¦ΰ₯ΰ€―ΰ€―ΰ€‚ΰ€€ΰ₯ΰ€°

India Musical Instruments | ΰ€Έΰ€‚ΰ€—ΰ₯€ΰ€€ ΰ€΅ΰ€Ύΰ€¦ΰ₯ΰ€―ΰ€―ΰ€‚ΰ€€ΰ₯ΰ€°

Video thumbnail for unboxing Behringer MicroMix Mx400 by Ana School of Music

unboxing Behringer MicroMix Mx400

Ana School of Music

Ana School of Music

Video thumbnail for behringer micromix mx400 by Srd Vlog

behringer micromix mx400

Srd Vlog

Reviews

PROS

  • Compact and portable for quick, simple live jams

  • Solid all-metal build with quality knobs

  • Zero unwanted noise in standard use

  • Affordable backup mixer for emergency situations

  • Handles multiple instruments with ease

  • Excellent for ambient acid techno setups

  • Reliable for mono signal mixing

  • Great value for its price range

CONS

  • Slightly muted top end and rolled-off bottom end

  • Price has increased since pre-COVID days

  • Limited portability due to being powered

  • Lacks an EQ control

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Behringer MICROMIX MX400.

Use cases and applications

  • Tour-tested for over 80 shows annually, compact enough to fit in a Trader Joe's bag, indicating durability and portability.

    Source
  • Ideal for summing multiple instruments into a single channel when limited by venue mixing board capabilities.

    Source

Features and functionality

  • Entirely mono, including output; requires a 1/4” mono to 1/8” stereo adapter for headphone use.

    Source
  • Owners find that connecting the MICROMIX MX400 to a Focusrite Solo or M-Audio interface enables stereo recording despite the mixer's mono output.

    Source

User experience

  • Despite blowing out the power supply in Europe, it functions well with a universal power supply.

    Source
  • Some users prefer using guitar pedals as a cost-effective solution for achieving stereo output, highlighting versatility in setup options.

    Source

Build quality

  • Users praise the high-quality feel of the knobs and housing, noting it stands up well to frequent use.

    Source

Mods and upgrades

  • Using a guitar pedal like the Donner Delay/Reverb with stereo output can achieve stereo sound from the MX400 without additional interfaces.

    Source

Comparisons

  • The Little Bear mixer, priced around $20, offers 4 stereo inputs and is favored for use with Volca Keys and Sample 2 over the MX400 for stereo needs.

    Source

4.5 out of 5

Based on 0 Reviews and 3 Ratings

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Artist usage

Add artist
See how Merzbow uses Behringer MICROMIX MX400

Merzbow

Composer, Music Producer

Kikuri

...
Verified via Twitter

A Behringer MICROMIX MX400 can be seen in the gear photo posted to Merzbow's Twitter

See how Fumio Kosakai uses Behringer MICROMIX MX400

Fumio Kosakai

Guitarist, Composer

Hijokaidan

...
Verified via Photo

In an Instagram post by user uchuengine3475, Fumio Kosakai showcases a Behringer MICROMIX MX400 mixer he recently acquired, as seen in the second picture. The post caption notes that although the mixer is a modest addition, it is an important piece of equipment for him.

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

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