A-Tech For Apple 16GB Kit 2 x 8GB PC3-10600 1333Mhz Mac mini iMac MacBook Pro Late 2011 A1286 MD311LL/A A1297 MC511LL/A A1312 MC309LL/A A1311 MC812LL/A MC813LL/A MC814LL/A MC815LL/A A1347 Memory RAM 16GB Kit 2x 8GB (2 x 8GB) 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, MacBook Pro Models:Late 2011 Mid-2010 Mid-2011 MC309LL/A MC511LL/A MC812LL/A MC813LL/A MC814LL/A MC815LL/A MD311LL/A A1286 A1297 A1311 A1312 A1347 iMac11,3 iMac12,1 iMac12,2 MacBookPro8,2 MacBookPro8,3 Macmini5,1