This ColorMunki Smile by X-Rite is a great tool for calibrating your monitor, ensuring accurate and consistent color representation, and enhancing your overall viewing experience. It is compatible with both Mac and Windows operating systems and has not been modified in any way. The brand X-Rite has established itself as a reliable and trustworthy provider of high-quality color solutions, and this product is no exception. It was manufactured in China and comes with all the necessary components to get started right away. This item is perfect for anyone looking to improve their monitor's performance without the need for any custom modifications or additional software.