LD Compatible Toner Cartridge Replacement for Dell C2660dn & C2665dnf High Yield (4 Black, 2 Cyan, 2 Magenta, 2 Yellow, 10-Pack) 100% Satisfaction & Lifetime Guarantee For use in Dell Color Laser C2660dn & C2665dnf Black Page Yield: 6,000 | Color Page Yield: 4,000 | Shelf Life: 24-36 Months Replaces Original Dell 593-BBBU (67H2T) Black, 593-BBBT (TW3NN) Cyan, 593-BBBS (V4TG6) Magenta, 593-BBBR (2K1VC) Yellow The use of compatible replacement laser toner cartridges and supplies does not void your printers warranty