10 Ink cartridges replacement for 950XL 951XL; 4 Black each 75 ML , 2 Cyan each 28 ML, 2 Magenta each 28ML, and 2 Yellow each 28 ML. for HP OfficeJet Pro 8100 / 8600 / 8610 / 8616 / 8615 / 8620 / 8625 / 8630 / 8640 / 8650 / 8660 / and 251dw / 276dw Page Yield: 2,300 Pages per Black & 1,500 Pages per Colour Cartridge @ 5% Standard Coverage Rate on A4 Paper Size. New Generation Chips. Best Printing Quality and Page Yield Matching the Standards of OEM. PRINTOXE® Brand 100% Compatible in Retail Package Shown in Image. Shelf Life Exceeds 24 Months.