Compatible Replacements Included: 5 Brother TN-436 / TN436 Toner Cartridge Black / Super High Yield Compatible Printers - Brother HL-L8360CDW, HL-L8360CDWT, HL-L9310CDW, HL-L9310CDWTT & MFC-L8900CDW, MFC-L9570CDW, MFC-L9570CDWT, MFC-L8895CDW Print the same number of pages as the original OEM Brother TN-436 TN436BK compatible toner cartridge Page Yield*: 6,500 Average cartridge Page Yield* in accordance with ISO-19752. *at 5% coverage (ISO/IEC standard) Replaces lower yield Brother TN433 compatible toner cartridges TN433BK TN 433 High Yield / TN431 compatible toner cartridge Brother TN431 Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.