The Crucial 16GB DDR3 RAM kit consists of four 4GB UDIMM modules with a bus speed of PC3-12800 (DDR3-1600). This desktop memory upgrade is designed for high performance and capacity, making it ideal for computers and notebooks that require reliable RAM for smooth operation. Crucial is a trusted brand known for producing quality memory modules, ensuring compatibility and stability in a variety of computing environments. Upgrade your system with this DDR3 RAM kit for improved memory functionality and efficiency.