Audio effects apparatus, namely, amplifiers; audio switchgears; volume control pedals for amplifiers; switchgear control pedals; electronic effect pedals for use with sound amplifiers; switchgear pedals for use with sound amplifiers; sound effect foot pedals and foot switches for musical instruments for processing, amplifying or distorting sound; switchgear controllers for processing, amplifying or distorting sound; sound effect foot pedals and foot switches for processing, amplifying or dist...