Mooer MAB2 Mk2 Aby Switch Effects PedalThe Mooer Micro ABY MK2 can be used as an A B or Y switch. The signal can flow from A or B to Y, or the signal can flow from Y to A or B. The pedal can work without power supply but the LED will not light. The Mooer Micro ABY allows you to either switch between two source inputs or two destination outputs by stomping on the footswitch. So you could use it to plug two guitars into the same amp but only have the signal from one at a time, or you could