Mackie HM-4 4-Way Headphone Amplifier

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.

Mackie HM-4 Features

• 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

• HM-4 4-Way Headphone Amplifier1

• Audio Performance
  • Max. Level (1/4" input): +22 dB
• Input/Output
  • Input Type: female 1/4" phono, unbalanced, stereo
  • Input Impedance: 10 kΩ each channel, unbalanced
  • Output Type: 4x female 1/4" phono, unbalanced, stereo
  • Output Impedance: 47 Ω each channel, unbalanced
  • Level Control: 4x rotating knobs
• Power Requirements
  • +12V DC
  • Current Draw: <220mA, max.
• Dimensions (HxWxD)2" x 4.3" x 2.3"
• Weight0.5 pounds