The Micron 16GB 2666MHz PC4-21300 Non ECC DDR4 SDRAM Memory module (MTA16ATF2G64AZ-2G6E1) is a high-quality memory upgrade for computers. With a total capacity of 16GB divided into one module, this RAM is perfect for increasing the performance and speed of your system. Made with DDR4 technology and a bus speed of PC4-21300 (DDR4-2666), this memory module is reliable and efficient for handling demanding tasks. Originating from China, this product ensures quality and compatibility with your computer's memory requirements.