Count on Original HP Toner cartridges with JetIntelligence to deliver high quality pages at fast speeds, plus affordable high-yield options[1] and innovative anti-fraud technology to help ensure the consistent HP quality you need.nn[1] HP 37X and HP 37Y High Yield Black Original LaserJet Toner cartridges are not included in printer purchase; purchase separately. Learn more at http://www.hp.com/go/learnaboutsupplies.