Valuetoner Remanufactured Ink Cartridge Replacement for Hewlett Packard HP 940XL High Yield CH633BN C4906AN (2 Black) 2 Pack for for Officejet Pro 8000 8500 8500A Printer Contents: HP 940XL CH633BN C4906AN (2 Black) 2 Pack - Show Ink Level Color: Black Page Yield: Up to 2200 pages per black cartridge (5% coverage) Printer Compatibility: Officejet Pro 8000 All-in-One Pro 8000 Enterprise Pro 8000 Wireless Pro 8500 All-in-One Pro 8500 Premier Pro 8500 Wireless Pro 8500A e-All-in-One Pro 8500A Plus Pro 8500A Premium Printer Warranty: 1 year limited warranty