HP 312X Black High Yield Toner Cartridge 4,400 Pages Original Single-pack 

HP 312X Black toner page yield: 4400 pages, Printing colours: Black, Quantity per pack: 1 pc

Ideal for business customers who want to print professional-quality documents efficiently at a great value.
Make documents and marketing materials look professional when you print with HP Original LaserJet Toner Cartridges. Keep your home or office productive by avoiding wasted time and supplies. These cartridges are specifically designed for your MFP.

Warranty: This HP product is warranted to be free from defects in materials and workmanship.