HP 38A Black Original LaserJet Toner Cartridge. Black toner page yield: 12000 pages, Printing colours: Black, Quantity per pack: 1 pc(s)Designed for day-to-day printing of a variety of monochrome documents, primarily over the network. HP 38 LaserJet Toner Cartridges offer great print quality, reliable performance and easy-to-use design. They are designed together with your HP printer for crisp, sharp results every time.Warranty: HP's Premium Protection Warranty. This HP product is warranted to be free from defects in materials and workmanship.