The Grass Valley™ LDK 5825/00 elite feature upgrade kitset was designed for those who want to update their current LDK 8000 or LDK 4000 mk II cameras to match the features of the respective elite versions. The kitset enables the new features and improved performance in existing LDK 8000 and LDK 4000 mk II cameras. It includes a replacement DSP and new firmware installation. It must be installed by a Grass Valley service engineer.