LD Compatible Toner Cartridge Replacement for Dell 593-BBBR High Yield (Yellow) 100% Satisfaction & Lifetime Guarantee For use in Dell Color Laser C2660dn & C2665dnf Page Yield Per Cartridge: 4,000 | Shelf Life: 24-36 Months Replaces High Yield: 593-BBBR, YR3W3, 2K1VC & Standard Yield: RP5V1, 593-BBBO, R9PYX The use of compatible replacement laser toner cartridges and supplies does not void your printers warranty