A connector comprising a contact arranged to mate with a contact of a corresponding connector, the contact providing a contact point of a first signal path for the transmission of electrical signals through the connector; an electrically-conductive element arranged to engage an electrically-conductive element on the corresponding connector, the electrically conductive-element providing a contact point of a second signal path for the transmission of electrical signals through the connector, wherein the electrically-conductive element comprises one or more of a region of a housing for holding the connector, a region of a locking element, two or more regions of a barrel with an internal connection path aperture, and a region of the contact electrically isolated from a main contact region.