Compatible with HP Color LaserJet 3800 Color LaserJet 3800DN Color LaserJet 3800DTN Color LaserJet 3800N Color LaserJet CP3505DN Color LaserJet CP3505N Color LaserJet CP3505X. Package Content Compatible HP Q7583A (HP 503A) Magenta Toner Cartridge. Approximate Page Yield: 6000 - Magenta pages per cartridge at 5% coverage HP Q7583A (HP 503A) Magenta Toner Cartridge. Prints high-quality images and texts. Microchip Included: The intelligent chips make cartridges work with your printer.