Compatible with: Dell Color Laser C2660dn & C2665dnf Compatible Replacements Included: (1) 593-BBBS High Yield Magenta Toner Delivers 4000 pages just like the original Magenta compatible toner cartridge Average cartridge Page Yield* in accordance with ISO IEC 24711. *at 5% coverage (ISO/IEC standard) Great Quality Equivalent Results to Dell C2660dn Toners Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.