Boss FS-7 Dual Foot SwitchThe BOSS FS 7 dual footswitch packs two switches into the same compact space as most single switches, while the innovative design makes it easy to only hit the switch you need. From switching channels on guitar amplifiers to starting and stopping sequencers and loopers, musicians rely on BOSS footswitches every day. With dual outputs and compact, pedalboard friendly size, the FS 7 is a smart solution. And with switchable polarity and momentary