Control
Gain... Adjust the input level.Attn. off/on... Input level attenation.DI level... Adjust the output level of DI out.Volume... Adjust the output level of line out.phaze... It can flip the phase of the output signal to the input signal.Balance... When the knob is in the center, the treble and bass volume will be increased together.When turned to the left, the bass range is only visible and the treble is only visible when turned to the right.Tone intensity...Adjust the amount of effect in tone section.