iMac / iMac9,1 / 2.66 GHz - Core 2 Duo - ( Early 2009, 20-Inch )
Product details
922-8840 20inch 2GHz Mid2009 - 2.66GHz iMac Early 2009, Right Speaker NB-3251W This is the Right Speaker for the iMac 20" released in early 2009. Apple part number: 922-8840