HP Laser Jet print cartridges offer professional print quality, fast, consistent performance, easy-to-use design, & enhanced workflow & added value. They feature an innovative toner & cartridge design that supports fast, reliable, high volume printing. All the components in the print cartridge design are precisely matched with HP Laser Jet 2300 printers. HP Laser Jet print cartridges also include HP smart printing supplies features making them easy to use & maintain from ordering to installation. Designed together with HP Laser Jet 2300 printers, these supplies ensure crisp, sharp results every time for professional users. The dual pack provides additional value to high usage customers.