Mackie HM-4 Features: Desktop-friendly 4-channel headphone amplifier Splits a single stereo signal into four headphone outputs Expands your audio interface’s headphone output and adds solid cue mix distribution to your rig Each output features its own level control Premium analog circuitry ensures super-high headroom and a low noise floor Heavy-gauge steel chassis and long-wear potentiometers provide extreme durability Power supply is included Tech Specs Type:Headphone Amp Input Channels:Single Stereo channel Output Channels:4 Analog Inputs:1 x 1/4″ TRS (stereo) Headphones:4 x 1/4″ TRS Controls per Channel:Volume Form Factor:Desktop Power Supply:12V DC power supply (included) Height:2″ Width:4.3″ Depth:2.3″ Weight:0.5 lbs.
