Ink4work 5 Pack CC530A, CC531A, CC532A, CC533A Remanufactured HP 304A Black Toner Cartridge for Hp Color Laserjet Color LaserJet CM2320fxi, CM2320n, CM2320nf, CP2025dn, CP2025n, CP2025x Approximate cartridge yield: Black up to 3,500 standard pages, Color up to 2,800 Standard pages (5% coverage of lettle size paper)(average continuous black, declared yield value in accordance with ISO/IEC 19798, actual yields vary considerably based on images printed, other factors. ISO9001 certified. Sold by ink4work