Request InfoOsram Opto Semiconductors GmbHOsram Opto Semiconductors GmbH’s Ceramos RGB (red, green, blue) multiLEDs for use in Dolby’s LED-backlit PRM 4200 professional reference monitor support high technical standards for the monitor, which is designed for professional content creation applications and targeted at production and postproduction of movies and TV shows. The monitor uses 1536 Ceramos RGB LEDs, which offer a wide color gamut, good color accuracy, a high dynamic range and true deep blacks. 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