A-Tech For Apple 4GB Kit 2 x 2GB PC2-5300 667MHz Mac mini iMac Late 2006 Late 2008 Mid 2007 A1208 MA589LL A1207 MA456LL A1200 MB138LL/A A1176 MB139LL/A Memory RAM 4GB Kit 2x 2GB (2 x 2GB) SO-DIMM DDR2 NON-ECC PC2-5300 667MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For iMac, Mac mini, MacBook Models:Late 2006 Late 2008 Mid-2007 MA456LL MA589LL MB138LL/A MB139LL/A MB466LL/A MB467LL/A A1176 A1200 A1207 A1208 A1278 iMac5,1 iMac6,1 MacBook5,1 Macmini2,1