Switching: It features silent relay-based switching with Flexi-Switch technology Weight Control: Weight control dictates the amount of low end that is passed into the circuit Controls: Zoar has six knobs that allow you to truly customize your sound with the Level, Weight, Gain, Bass, Middle, and Treble controls Modern Tune: Zoar is finely tuned to create a highly tweakable hi-fi and modern sounding distortion that is both instantly familiar and delightfully unique Medium-High Gain Distortion: The Earthquaker Devices Zoar is a medium-high gain discrete distortion with a passive 3-band EQ that has that touch sensitive amp-like quality