Genuine Dell Series 5 M4640 M4646 Ink cartridge 2 Pack in Bulk Packing for Dell 922 924 942 944 946 962 964 Printers Genuine Dell Series 5 high capacity black and color ink cartridges in original factory bulk packaging. 2 Pack: 1 x black , 1 x tri-color Dell M4640 black yields up to 483 pages. Dell M4646 color yields up to 552 pages. Genuine Dell. Not Set-Up, Starter or Remanufactured Cartridges. 100% Money Back Guarantee. Buy with confidence.