593-1292 922-9801 Audio Cable - 21.5inch Mid 2011, Late 2011 iMac - A1311 NB-3199W
This is a replacement audio cable for the 21.5-inch iMac. If you are having audio issues, you may need this.
Apple part number: 922-9801, 593-1086
922-9801 Audio Cable - 21.5inch Mid 2011, Late 2011 iMac - A1311 5931086