Upgrade your Apple Mac with this Crucial Micron 4GB notebook memory kit. This kit includes two 2GB DDR2-667 SODIMM modules that provide a total of 4GB capacity. It is designed to work with various Apple Mac models and is a perfect fit for those who need a memory upgrade to improve their system's performance. The bus speed of PC2-5300 (DDR2-667) ensures smooth and efficient performance, making it an ideal choice for computer enthusiasts, gamers, and professionals.With this memory kit, you can run multiple applications, open large files, and multitask without any lag. This Crucial Micron 4GB notebook memory kit is a reliable and cost-effective solution for enhancing your Apple Mac's performance. It is easy to install and comes with a lifetime warranty, making it a smart investment for anyone looking to upgrade their computer's memory.