The BPML E186014 2GB DDR2 667MHz PC2-5300U Desktop RAM UDIMM 2Rx8 is a unit of memory (RAM) designed for desktop computers. It consists of two 2GB DDR2 SDRAM modules, providing a total capacity of 4GB. The model BPML E186014 is known for its reliable performance and compatibility with DDR2-based systems. Upgrade your computer’s memory capacity with this high-quality RAM module to enhance its overall performance and speed.