Pricing and availability

We compare 600+ stores and found this item at 9 stores. Prices updated .

Sweetwater
4.5 (73)
$49.99
Guitar Center
4.5 (5)
$39.99
Amazon
4.6 (1910)
$49.99 New
$45.35 Used (Like New)
Reverb
5.0 (4)
$34.60 New
$35.00 Used
zZounds
5.0 (1)
$49.99
B&H
4.8 (14)
$49.99
Thomann
4.6 (162)
$35.00 $34.00 $1.00 · All time low

Price History

Based on price data from 8 merchants for "Mackie HM-4". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

The Mackie HM-4 is your go-to solution for expanding the headphone monitoring capabilities of your studio setup. Whether you're recording in a professional environment or jamming at home, this ultra-compact headphone amplifier offers seamless distribution of a single stereo signal to four different headphones, each with its own volume control. With its Built-Like-A-Tank construction, the HM-4 is designed to withstand the rigors of daily use, featuring a rugged steel chassis and durable long-wear potentiometers.

The HM-4’s premium analog circuitry ensures high headroom and a remarkably low noise floor, delivering crystal-clear audio that's guaranteed to enhance your listening experience. Perfect for musicians, producers, or even casual listeners who want to share tunes with friends, this headphone amplifier can easily become an integral part of your audio setup. Compact yet powerful, the HM-4 is a fantastic addition to any studio environment looking for reliable performance and versatility.

Key Features:

  • Desktop-friendly 4-channel headphone amplifier
  • Splits a single stereo signal into four headphone outputs
  • Individual level control for each output
  • Premium analog circuitry ensures super-high headroom and low noise
  • Heavy-gauge steel chassis with durable potentiometers
  • Includes 12V power supply

Owner's manual

Mackie HM-4 User Manual

Product specs

Type Headphone Amp
Input Channels Single Stereo channel
Output Channels 4
Analog Inputs 1 x 1/4" TRS (stereo)
Headphones 4 x 1/4" TRS
Controls per Channel Volume
Form Factor Desktop
Power Supply 12V DC power supply (included)
Height 2"
Width 4.3"
Depth 2.3"
Weight 0.5 lbs.

FAQs

How many headphones can the Mackie HM-4 power simultaneously?

The Mackie HM-4 can power up to four pairs of headphones simultaneously, each with its own individual volume control.

What type of input does the Mackie HM-4 accept?

The Mackie HM-4 accepts a single stereo input via a 1/4" TRS jack, allowing you to distribute the audio signal to multiple headphones.

Is the Mackie HM-4 suitable for home studios?

Yes, the compact design and multiple headphone outputs make the Mackie HM-4 an excellent choice for home studios where multiple listeners need to monitor audio simultaneously.

Does the Mackie HM-4 come with a power supply?

Yes, the Mackie HM-4 includes a 12V DC power supply, so you can use it right out of the box.

Can the Mackie HM-4 be used for live performances?

While primarily designed for studio use, the Mackie HM-4 can also be utilized in live performance settings to provide multiple headphone outputs for monitoring purposes.

Jim Toscano

Jim Toscano

Mackie HM4 Headphone Amp Review

Video thumbnail for Mackie HM4 Headphone Amp Review by Jim Toscano

Mackie HM4 Headphone Amp Review

Jim Toscano

Jim Toscano

Video thumbnail for Behringer HA-400 vs. Mackie HM-4 Headphone Amplifier Comparisons + Sound/Noise Tests by Plok Productions

Behringer HA-400 vs. Mackie HM-4 Headphone Amplifier Comparisons + Sound/Noise Tests

Plok Productions

Plok Productions

Video thumbnail for Mackie HM4 by Technology Tidbits

Mackie HM4

Technology Tidbits

Technology Tidbits

Video thumbnail for MACKIE HM4 HEADPHONE AMP UNBOXING AND REVIEW by Blackboard Rules

MACKIE HM4 HEADPHONE AMP UNBOXING AND REVIEW

Blackboard Rules

Blackboard Rules

Video thumbnail for Pitbull Audio Gear Preview: Mackie HM-4 - 4-Way Headphone Amplifier by Pitbull Audio

Pitbull Audio Gear Preview: Mackie HM-4 - 4-Way Headphone Amplifier

Pitbull Audio

Pitbull Audio

Video thumbnail for Mackie HM 4 by TheStollies

Mackie HM 4

TheStollies

TheStollies

Video thumbnail for Mackie HM-4 Headphone Amplifier Review by MX Deville

Mackie HM-4 Headphone Amplifier Review

MX Deville

MX Deville

Video thumbnail for Mackie HM 4 Honest Review || Most Affordable In Ear Monitor Set Up || by Chasing Zenith

Mackie HM 4 Honest Review || Most Affordable In Ear Monitor Set Up ||

Chasing Zenith

Chasing Zenith

Reviews

PROS

  • Compact size fits well in small studios

  • Great value for the price

  • Works well for individual and multiple musician tracking

  • No noticeable coloration in audio monitoring

  • Can drive headphones with high impedance effectively

  • Smooth knob operation without electronic noise

  • Bright LED indicates power status

CONS

  • Lacks an on/off switch, requiring an additional purchase for convenience

  • Some electrical noise issues when near multiple power cables

  • Audible distortion at very high volume levels

  • Bright LED might be too intrusive in dark environments

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Mackie HM-4.

Setup and maintenance

  • Using an instrument cable instead of a stereo cable can cause audio to only output from one side of headphones with the Mackie HM-4.

    Source
  • A 3.5mm TRS male to 1/4" TRS male cable is recommended for connecting the Mackie HM-4 to a PC without RCA inputs.

    Source

Features and functionality

  • The HM-4 is sensitive to the type of cable used; ensuring the cable has two lines on the plug is crucial for proper stereo functionality.

    Source
  • The Mackie HM-4 uses a 1/4" TRS input, making it essential to use the correct TRS cable for proper stereo sound, avoiding breakout cables that split channels.

    Source

4.5 out of 5

Based on 0 Reviews and 2 Ratings

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4 star
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Genre Usage

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

Used With

Based on how musicians on Equipboard use Mackie HM-4, it is most commonly used with the following gear.

Community setups

Show yours
argone

argone

Gear IQ 180

3tokio

3tokio

Gear IQ 665

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