Run twice as many electrodes from one EMS machine Simply pop one end of the splitter cable into your regular cable & turn your Globus Duo Pro from a 2-channel into a 4-channel machine. Now you can treat twice as many areas of your body at one time. ideal to be used with Globus Leg Bands so that you can work both legs at once. Splitter cables can also be used to double the Globus Premium 200 from a 4-channel to an 8-channel machine. We recommend buying extra electrode patches for the extra channels. (available separately).