The Newest Chip: Showing ink level and fully compatible with all firmware version in the market Package Contents: Extra High Yiled Ink 1 xPGI-280XXL Black,1 x CLI-281XXL Cyan, 1 x CLI-281XXL Magenta, 1 x CLI-281XXL Yellow , 1 x CLI-281XXL Photo Blue (NON-OEM) Page Yield: Approximately 600 pages per PGI-280 Ink XXL black and 6,360 pages CLI-281 Ink XXL Black, 830 pages per CLI-281 Ink XXL Cyan, Magenta, Yellow, Photo Blue at 5% coverage