Toner cartridges offer professional print quality, consistent performance, easy-to-use design, & dependability. These cartridges feature an innovative toner & cartridge design that supports fast, reliable printing. They are designed together with HP LaserJet 1150 printers to ensure crisp, sharp results every time for professional business users. They deliver seamless performance in a system engineered to last. The all-in-one design of these cartridges also contributes to a lower total cost of ownership, providing value to many business users. Yields 2,500 pages.