Electro-Harmonix HEADAMP Portable Headphone Amplifier

The go anywhere Headphone Amp delivers a musical quality and attitude that defines the spirit of Electro-Harmonix!As uniquely musical as it is portable, the ultra-light EHX Headphone Amp lets you practice as loud or funky as you want without waking up your neighbors.Output JackInsert the 1/8" stereo plug from your headphones into this jack.VolumeSets the output level.Input JackConnect the output of your instrument or effects pedal to this 1/4" jack.