Input——Line input, generally refers to connecting the output of the audio cable of the guitar or bass to here;
Volume——Adjust the volume;
Equalizer——Equalizer, used to adjust frequency compensation and attenuation;
Bass-low frequency, usually refers to the frequency below 1000Hz;
Middle——Intermediate frequency, usually around 2000Hz;
Treble-high frequency, usually above 6000Hz;
Tone Shift-tone conversion;
Overdrive-overload;
Gain-gain;
Overdrive Contour——Overload contour;
Level——Level;
Power Dimension——power degree;
Reverb-Reverb;
Line Out——Line output;
Phones-connect headphones;
Fuse-fuse
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