Kingway 1 Set Compatible HP 940XL Ink Cartridge for HP Officejet Pro 8000 8500 8500A Printer Kingway Advantage: Good price, good quality. Customer Service: Any problems under normal circumstance, request for return or refund is acceptable. Please find your order and click 'Contact Seller', send us email and we will reply you in 24 hours. Compatible for Printers: HP Officejet Pro 8500 All-in-One Printer-A909a, Officejet Pro 8500 Wireless All-in-One Printer-A909g, Officejet Pro 8500 Premier All-in-One Printer-A909n, Officejet Pro 8500A e-All-in-One Printer-A910a, Officejet Pro 8500A Plus e-All-in-One Printer -A910g, Officejet Pro 8500A Premium e-All-in-One Printer-A910n, Officejet Pro 8000 Wireless Printer-A809n, Officejet Pro 8000 Printer -A809a, Officejet Pro 8000 Enterprise Printer-A811a inkjet printers. Package Includes: 4 Pack Compatible Canon PGI-1200XL Ink Cartridges ( 1 Black, 1 Cyan, 1 Magenta,1 Yellow ). Page Yield: Black: up to 2,200 Pages at 5% coverage; Cyan/Magenta/Yellow: up to 1,400 Pages at 5% coverage.