This Apple iMac A1418 21.5" All in One Computer is a powerful and reliable machine that is perfect for a wide range of uses. With its powerful Intel Core i5 5th Gen. processor, 8 GB RAM, and Mac OS 10.9.5 operating system, this computer is able to handle even the most demanding tasks with ease. Whether you're using it for work, entertainment, or anything in between, this Apple iMac is sure to impress. Its 21.5 inch screen size provides clear and vivid visuals, while its all-in-one design makes it easy to use and transport. So why wait?