This quality HP 950XL/951XL Ink Cartridge quad-pack delivers professional results page-after-page. With black, cyan, magenta and yellow colours included, this would give you a complete set-up to print your documents, pictures and reports. The gigantic 2300 black and 1500 colour page yield makes this a long-lasting investment in fuss-free, high-standard printing. This is compatible with Officejet Pro 251dw, 276dw MFP, 8100 ePrinter, 8100 ePrinter N811a, 8600 N911a, 8600 Plus N911g and 8600 Premium N911n machines.