LINKYO Replacement Toner Cartridges Set for Dell C1660 C1660W (Black, Cyan, Magenta, Yellow, 4-Pack) This is a LINKYO Alternative Replacement for OEM Product Includes 1x Black, 1x Cyan, 1x Magenta, & 1x Yellow Toner Cartridges Estimated print yield of 1,250 pages* (Black) & 1,000 pages* (Cyan, Magenta, Yellow) per cartridge* Based on ISO 19752 & 24712 Suitable for use in Dell Color Laser C1660w 2 Years 100% Quality Guarantee ensures that you will get quality printouts with our compatible or remanufactured cartridges