GLX   footswitch 1 button, for tube series

Boston   footswitch 2 buttons, for tube series

NUX Accessories   universal dual footswitch, with latch and momentary mode switch

GLX   ABY switch box, select between 2 sources or 2 outputs

Boston   on-off pedal, aluminum linkable model, jack output no cable, LED indication (9v not incl)

Boston   on-off pedal, plastic model, 3,0 meter fixed cable