This Apple 1GB Kit (2 X 512MB) PC2-4200 DDR2-533MHz non-ECC Unbuffered memory is perfect for upgrading your computing needs. The two 512MB modules provide a total capacity of 1GB, with a capacity per module of 512MB. The DIMM form factor makes it easy to install, with 240 pins for a secure connection.

This DDR2 SDRAM memory has a bus speed of PC2-4200 (DDR2-533), ensuring fast and reliable performance. It is a Non-Domestic Product with no custom bundle, making it great for any type of computer or computing project. Whether you're a professional or a home user, this memory kit is an excellent choice for your computing needs.