NUX MG100 Effects Pedal

Preset(footswitches): Select presets; Right switch: select the next preset up Left switch: select the next preset down Both switch(press simultaneously): enter tuning mode 2.Expression pedal: Control Nux MG-100 Modeling Guitar Processor volume, wah or assigned effect parameter. 3.Module button: Control effect module.4.Save button: Save tone settings that you create by using the panel knobs and pedals.