ME-50B, ME-50: Type of Cable needed when Using two External Footswitches April 12, 2023 06:10 Updated Follow It is possible to have two footswitches (BOSS FS-5U) connected to the footswitch input of the ME-50/B, to control selected functions. To utilize this feature, a stereo Send/Return (insert) cable is needed. Related articles ME-50: Editing Patches ME-25: Importing The Top 100 Guitar Songs Preset Collection ME-50: Switching between Manual and Memory Mode ME-50: Patch Edit. ME-50: Carrying Bags