HI-VISION HI-YIELDS &reg; Compatible Toner Cartridge Replacement for Hewlett-Packard (HP) CF280X HI-VISION HI-YIELDS  Compatible Toner Cartridge Replacement for Hewlett-Packard (HP) CF280X Premium Quality Replacement Toner Cartridge and Drum Unit are made by ISO9001 Certified Factory to Meet OEM Standards Up to 6,800 Pages at a 5% Coverage 1 Year Manufacturer Warranty Against Product Defect