the invention relates to a card including a digital display arranged in a core defining the central portion of the card . the card further comprises a plastic layer the major portion of which is opaque , and a transparent display portion . in a preferred variant , the plastic layer is covered with a transparent film attached thereto by a thin glue layer defining an adhesion interface . more particularly , the invention relates to an intermediate product intervening in a batch manufacture of such cards , wherein the intermediate product is formed by an opaque plastic sheet having a plurality of apertures defining windows for a respective plurality of corresponding electronic displays , and wherein a plurality of transparent parts are respectively arranged in the plurality of apertures and assembled to the opaque plastic sheet . the invention also relates to a manufacturing method of such an intermediate product .