"Imaging Drum for the HP Color Laserjet 2500. HP's second generation spherical toner provides a wider color gamut, consistently accurate results, and extra-sharp black text. New architecture makes cartridges easier to install and replace. HP smart printing technology ensures output consistency over the life of the cartridge and makes supplies easy to maintain by providing status monitoring and proactive replacement alerts. Yields 20,000 black or 5,000 color pages. "