Package includes: v4ink 812 XL Remanufactured combo pack ink cartridges (with Chip, Total 4 Pack - 1 T812XL120-S Black 1 T812XL220-S Cyan 1 T812XL320-S Magenta 1 T812XL420-S Yellow). Print more and cost less: 1100 pages per black ink cartrige , 1100 pages per color ink cartridge on 5% coverage (letter A4). Suitable for Epson Inkjet Printer WorkForce Pro WF-7820 WF-7840 EC-C70 Series. Reliable printing results: Vivid color, great reliability and high quality prints. Perfect partner with printer: Easy to be installed and recognized. No harm to your printer.