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Mackie HM-400 4-Channel Headphone Amplifier


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MSRP: $209.99 $179.99 Save : $30.00 (14%)
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MSRP: $209.99 $179.99 Save : $30.00 (14%)
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The Mackie HM-400 4-Channel Headphone Amp is perfect for studios, practice spaces, live performances, and anywhere that requires personal monitoring.

The HM Series features high quality sound in a reliable 19-inch rackspace device. deliver flexible, robust headphone distribution for studios, practice spaces with premium analog circuitry with an ultra-low noise floor. Split a single stereo single and send it out to twelve headphone outputs, 3 headphone outputs per a channel. It also feature L/R stereo inputs plus L/R stereo outputs for flexibility. 7-LED meters per a channel in addition to the mains. With mute and stereo/2-channel mode switches, the options are endless to what you can use the HM-400 for.

  • L/R Main stereo inputs plus L/R stereo outputs
  • 7-segment LED metering per channel plus Main
  • 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
  • Built-Like-A-Tank™ construction

Get your Mackie HM-400 4-Channel Headphone Amplifier today at the guaranteed lowest price from Sam Ash Direct with our 45-day return and 60-day price protection policy.

Things You Will Get:

  • HM-400 4-Channel Headphone Amplifier
  • Power Supply


by PowerReviews
Mixer Type N/A
Rackmountable Yes
Channels 4
Inputs-Line L/R XLR/1/4" Inputs
Inputs-Other 1/4" Aux Inputs Per Channel
Outputs-Main L/R XLR/1/4" Ouputs
Outputs-Other (x3) 1/4" Headphone Outputs Per Channel
Phantom Power No
Weight 8.0 lbs
Dimensions 1.8" (H) x 19" (W) x 8.8" (D)
Series HM Series
Model 2049178
Warranty Info:

This Limited Product Warranty ("Product Warranty") is provided by Loud Technologies Inc. ("Loud") and is applicable to Products (as defined below) purchased in the United States or Canada through a Loud- authorized reseller or dealer.  THIS PRODUCT WARRANTY TOGETHER WITH THE DOCUMENTATION, YOUR INVOICE, RECEIPT AND THE TERMS AND CONDITIONS LOCATED AT ( CONSTITUTE THE ENTIRE AGREEMENT, AND SUPERSEDES ANY WARRANTY TERMS CONTAINED IN THE OPERATOR MANUAL. The Product Warranty will not extend to anyone other than the original purchaser of the product.

3-year inclusive of electronics, 2-year drivers (where applicable), nontransferable on Loudspeakers (powered and passive), Portable PA, Powered Mixers, Studio Monitors.

1-year all inclusive nontransferable on Loudspeakers (powered and passive), Portable PA, Mixers (all), Studio Monitors, Monitor Controllers, Control Surfaces, Processors, Power Amplifiers, Recording Interfaces, all other SR & Recording Products, Mixer / Loudspeaker / Portable PA Accessories.

90-day all inclusive, nontransferable on FreePlay Accessories.

For additional warranty information, please visit