Arrangement with a transponder and a metal element

Arrangement with a transponder (2) and a metal component (1) allocated to the transponder (2), characterised in that an aerial for the transponder (2) is formed by means of a recess (3) in the metal component (1), the arrangement further including a cover (17) allocated to the recess (3), the arrangement further including a cavity (23) which is enclosed by the cover (17) and the metal component (1), wherein the cavity is at least partially filled with a dielectric material.