HM4 Four Channel Personal Monitor Headphone Amp


The HM4 is a 4-channel headphone amplifier that allows you to independently control the level between four sets of headphones. It is an ideal unit for personal monitoring, either on stage or in the studio.

To set up your HM4, make sure all the control knobs have been turned down to off. Connect the supplied AC adapter to the 20V DC POWER INPUT on the rear panel and then plug the adapter into any standard AC outlet.


  • Four channel stereo headphone amplifier
  • Four 1⁄4” stereo headphone outputs plus one 3.5mm jack in parallel for OUTPUT 4
  • Four individual volume controls for each headphone output
  • 1⁄4” stereo INPUT jack
  • MONO switch for summing line level input
  • 20V AC adapter included

HM4 Manual

Signup for sales, deals and new product information.

You have Successfully Subscribed!