Everyday Black Toner compatible with HP 646X (CE264X), High Yield, by Xerox. Comes with a lifetime warranty and is designed for optimum quality, performance, reliability, and safety. Offered at a significantly lower cost compared to cartridges from original manufactures, the Everyday Toner portfolio includes cartridges for major printer and copier brands. They meet or exceed industry standards for global safety and environmental compliance and may be returned to Xerox free of charge for recycling in an environmentally responsible way.Compatible Printers: HP Color LaserJet Enterprise CM 4540 MFP, HP Color LaserJet Enterprise CM 4540 fskm MFP, HP Color LaserJet Enterprise CM 4500 Series, HP Color LaserJet Enterprise CM 4540 f MFP, HP Color LaserJet Enterprise CM 4540 Series
