a product that comprises a mounting hole or a preform for the mounting hole and a radio frequency identification transponder for wireless identification , said transponder comprising at least an integrated circuit and wiring , wherein the wiring of the transponder at least partly encircles the mounting hole or the preform , is disclosed . the product may be configured to break when the product is ripped between the mounting hole and an edge of the product . furthermore , the product may operate in two modes depending on whether or not an electrically conductive object is penetrating the mounting hole , and may be configured to be suspended in connection with an electrically conductive hanger by using the mounting hole . in addition , a method to produce such a product is disclosed . to facilitate a different reading distance or operating frequency for a suspended and a free product , a method to change the operating frequency or the reading distance of a radio frequency identification transponder of at least one product comprising a mounting hole is , wherein the method comprises penetrating an electrically conductive object through the mounting hole , is disclosed . in addition , for the electronic article surveillance purposes , a reader device configured to communicate with a radio frequency identification transponder of at least one product comprising a mounting hole wherein the reader device comprises an antenna configured to penetrate the mounting hole is disclosed .