Full Details from Amazon.com : http://www.amazon.com/gp/product/B0018S9RYS?tag=onigi-20

Kingston Technology 2 GB Kit (2x1 GB) Memory for Select Apple Imac's and Macbooks Dual Channel

Includes two 1GB modules of 800MHz DDR2 Desktop memory for select iMacs and Macbooks
Works with imac intel core 2 duo 2024 inch and macbook 13 inch
Memory designed manufactured and tested to the specifications of each particular brand name computer system
From the industry leader in PC memory
200-pin SODIMM type