Apple Memory Module 4GB 1066MHz DDR3 (PC3-8500) – 2x2GB SO-DIMMs

4GBDDR3 PC3-8500 1066MHz Kit of TWO 2GB modules4GB Upgrade Compatible with Apple iMac, MacBook,MacBook Pro and Mac mini systemsEquivalent to Apple P/N MC243G/A - 2 x 2GB SODIMM 204-Pin Modules Included for a total upgrade of 4GB Memory comes in standard, a