Mackie HM-4 Headphone Amplifier

SKU: 002177

Sale price£34.99
Available to order - Usually Dispatched in 3-5 Working Days


Perfect for studios, practice spaces, quiet stages, and more, the HM Series offers everything you need whether it is just splitting a single signal to your band, or more complex headphone distribution.

The ultra-compact HM-4 offers a simple yet effective way to split a single stereo signal out into four pairs of headphones. Perfect for quickly splitting a phones mix in the studio or even crowding around a tablet to watch a movie at home.

Excellent Sound Quality

Premium analog circuitry and design delivers an ultra-low noise floor and high headroom. 


With a heavy-gauge steel chassis, long wear potentiometers and switches, the HM Series is built to last. 

  • Share a single stereo source with up to 4 pairs of headphones
  • Individual level control for each output
  • Powered via the included 12v AC adapter
  • Built-Like-A-Tank™ construction


  • Maximum Level (1/4" input): +22 dB
  • Input Type: Female 1/4" phono, unbalanced stereo
  • Input Impedance: 10 kO each channel, unbalanced
  • Output Type: 4x Female 1/4" phono, unbalanced, stereo
  • Level Control: 4x Rotating Phones Knobs
  • Power Requirements: +12V DC
  • Current Draw: <220 mA, maximum
  • Display LEDs: Tap power on/off
  • Height: 2.0 in / 51 mm
  • Width: 4.3 in / 109 mm
  • Depth: 2.3 in / 58 mm
  • Weight: 0.5 lb / 0.2 kg

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