The product is a set of 2 ProMOS Technologies V826632K24SATG-CO DDR-333MHz memory modules with a total capacity of 256MB. Each module has a capacity of 256MB and a bus speed of PC2700U. These modules are designed for high-performance computing and are ideal for upgrading or replacing existing memory modules in desktop computers or servers. With a brand known for quality and reliability, these modules are a great choice for improving system speed and efficiency.