A fixture for use in a retail store is provided including a loop formed from a conductive material and adapted to support hanging articles, the loop having a first and second end, the first and second ends each connected to an insulator member, the first end being electrically insulated from the second end by the insulator member, and an RFID reader connected to each of the first end and the second end of the loop. A circuit is formed by the loop and the RFID reader, wherein the loop provides an antenna function for the RFID reader. A method of retrofitting a fixture for use in a retail store is also provided.