---
product_id: 57476859
title: "Mackie HM-400 Headphone Amplifier Rackmount"
brand: "mackie"
price: "€ 252.88"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/57476859-mackie-hm-400-headphone-amplifier-rackmount
store_origin: IE
region: Ireland
---

# 12 headphone outputs 4-channel stereo amplification Aux input with balance control Mackie HM-400 Headphone Amplifier Rackmount

**Brand:** mackie
**Price:** € 252.88
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your sound game—where every ear counts.

## Quick Answers

- **What is this?** Mackie HM-400 Headphone Amplifier Rackmount by mackie
- **How much does it cost?** € 252.88 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/57476859-mackie-hm-400-headphone-amplifier-rackmount)

## Best For

- mackie enthusiasts

## Why This Product

- Trusted mackie brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Audio Control:** Aux input with balance control lets you seamlessly blend main and auxiliary signals for perfect mixes.
- • **Pro-Grade Rackmount Design:** Compact 19” rackmount fits effortlessly into any professional studio or workspace setup.
- • **Crystal-Clear Sound Quality:** High-fidelity stereo inputs and outputs deliver pristine audio for critical listening environments.
- • **Unmatched Multi-User Access:** 12 total headphone outputs keep your entire team connected without compromise.
- • **Versatile Channel Management:** Each channel features mute and stereo/2-channel mode switches for ultimate flexibility.

## Overview

The Mackie HM-400 is a professional 4-channel headphone amplifier designed for studios and multi-user environments, featuring 12 headphone outputs, individual aux inputs with balance control, and flexible channel switching—all housed in a space-saving 19” rackmount chassis.

## Description

MackieHM-400 Headphone Amplifier Rackmount

## Features

- L/R main stereo inputs plus L/R stereo outputs
- 3 headphone outputs per channel
- Aux input on each channel with balance control to mix main and aux signal
- Mute and stereo/2-ch Mode switches per channel
- 12 total headphone outputs

## Product Details

- **Brand:** Mackie
- **Number of Channels:** 4
- **Item Weight:** 8 Pounds
- **Connectivity Technology:** Auxiliary
- **Manufacturer:** Loud Technologies, Inc.

## Images

![Mackie HM-400 Headphone Amplifier Rackmount - Image 1](https://m.media-amazon.com/images/I/612JOXDa7QL.jpg)

## Frequently Bought Together

- Mackie HM Series, 4-Channel Headphone Amplifier Rackmount 4-ch x 12 Headphones (HM-400)
- Sennheiser HD 280 Pro Headphone, Black

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-07*