Abstract: A musical effects control device as shown in FIG. 1 for use, primarily but not exclusively, by guitarists, will manage a stage or studio performance, with no off stage equipment, by connecting and disconnecting a combination of a plurality of external analogue or digital sound effects devices, which have not been specifically designed to work with this invention, using true bypass techniques, setting the volume to a pre set level for each combination of effects, controlling which of a number of amplifiers will be used and controlling a number of amplifier channel controls and functions, all selected in an instant using one of a number of hand or foot operated switches as shown in FIG. 1, 2.