This ColorVision SPYDER2PRO Studio Colour Calibration software is perfect for those who want to calibrate their CRT/LCD displays for accurate and consistent color reproduction. It is designed to work on Windows and Mac operating systems, and comes in CD format. The software is by Datacolor, a trusted brand in the industry, and is ideal for photographers and graphic designers who need precise color accuracy in their work. This product is a must-have for anyone who wants to achieve professional-grade color accuracy in their digital images.