Fits: CDX45, CDX51, CDX52, CDX65, CDX71, CDX72, CDX81, CDX91, CDX3RF, CDX505RF, CDXA10, CDXA15, CDXA20, CDXA30, CDXA100, CDXU70, CDXU300, CDXU303, CDXU400, CDXU404, CDXU500, CDXU606 AND HOME UNITS THAT USED A MAGAZINE. ALSO FITS SOME KENWOOD AND BLAUPUNKT CHANGERS