Used BOSS GAFC Footswitch

Effects plus 4 channel. Booster, mod, fx, delay, reverb. Switch instantly between four channels and two routes of loops, reverbs, boost settings, etc. Simultaneously connect two expression pedals* for real-time control of volume and drive Simultaneously control stacked amps via Link In/Out port *EV-5, FV-500L, and FV-500H are available as optional expression pedals for the GA-FC..