HP 507A (CE403A) Magenta Original LaserJet Toner CartridgePrint clear brochures, training guides and other documents with this toner cartridge. With a yield capacity of up to 6,000 sheets of paper, this cartridge works great for tackling large printing tasks or for daily use in a small or medium office. This HP 507A cartridge is made for select HP printers and comes with magenta toner, providing a variety of more colourful printing options.