The product is a Genuine Kingston 2GB DDR2 800Mhz X 2 memory module and an additional 2GB X 2 800Mhz memory module from MOTOEAGLE. These memory modules are designed for desktop use and come with a lifetime warranty. With a total capacity ranging from 2GB to 8GB, each module has a capacity of 2GB and operates at a frequency of 800MHz. The DIMM form factor and DDR2 SDRAM type ensure compatibility with most desktop systems, while the 240-pin design allows for easy installation. Ideal for upgrading or replacing existing memory modules, these reliable and high-quality modules provide a seamless performance boost for your computer.