Behringer MicroAmp HA400

Product Features: Ultra-compact headphone amplifier system for studio and stage applications 4 independent stereo high-power amplifier sections Highest audio quality with virtually all types of headphones even at maximum volume Phones Level control per channel DC 12 V adapter included High-quality components and exceptionally rugged construction ensure long life Conceived and designed by BEHRINGER Germany If you're tracking more than one musician at once, or if everyone in a group wants to listen to a playback, you need a monitor distribution system. The compact, flexible HA400 can power up to 4 pairs of headphones and up to 4 independent volumes.