Page Yield*: 3000 *Per Cartridge at 5% coverage (ISO/IEC standard) These compatible cartridges each contain a toner management computer chip system which allows the cartridge to communicate more effectively with your computer Compatible with the following Dell Laser Printers: H625cdw, H825cdw, S2825cdn Color: Black Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.