Abstract: The present disclosure relates to a neurostimulation system, in particular for Cortical and/or Deep Brain Stimulation, comprising: at least one implant unit comprising: at least one first antenna, and at least one lead having at least one electrode array with at least one electrode; and at least one wearable device comprising at least one second antenna, wherein the at least one wearable device is configured to wirelessly control and wirelessly communicate with the at least one implant unit, and wherein the at least one electrode is made of reduced graphene oxide, such as hydrothermally reduced graphene oxide.