A-Tech For Apple 2GB Module PC3-10600 1333Mhz Mac mini iMac Mid 2011 Mid 2010 Late 2011 MC508LL/A A1311 MC509LL/A MC510LL/A A1312 MC978LL/A MC816LL/A A1347 MC936LL/A Memory RAM 2GB Module (1 x 2GB) SO-DIMM DDR3 NON-ECC PC3-10600 1333Mhz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For iMac, Mac mini Models:Late 2011 Mid-2010 Mid-2011 MC508LL/A MC509LL/A MC510LL/A MC816LL/A MC936LL/A MC978LL/A A1311 A1312 A1347 iMac11,2 iMac11,3 iMac12,1 Macmini5,2 Macmini5,3