This offer includes Epson 812xl ink cartridges combo pack: 1 T812XL120 black, 1 T812XL220 cyan, 1 T812XL320 magenta, and 1 T812XL420 yellow high yield ink cartridges. Compatible with WorkForce EC-C7000, WorkForce Pro WF-7820, and WorkForce Pro WF-7840 printers, Epson Wf-7840 Ink Cartridges, Workforce Pro Wf 4630 Ink, Wf 4630 Ink Cartridges. Please note, retail packaging may vary, and these cartridges will only work with printers purchased within the United States and Canada. The use of replacement cartridges and supplies does not void your printers warranty. Professionally remanufactured by LD Products. Epson is a registered trademark of SEIKO EPSON KABUSHIKI KAISHA Corporation and is not affiliated with and does not endorse LD Products.