Package Contents: (3) SPEEDYINKS Compatible Replacements for Brother Toner TN227 / TN-227BK TN227BK Black High Yield Toner Cartridge Compatible Printers: HL-L3210CW, HL-L3230CDW, HL-L3270CDW, HL-L3290CDW, MFC-L3710CW, MFC-L3750CDW, and MFC-L3770CDW These replaces Lower Yield TN-223BK / TN223BK Black Standard Yield compatible toner cartridge Print the same number of pages as the original TN227BK TN-227BK Black compatible toner cartridge Page Yield*: 3,000 per cartridge given at 5% coverage Average cartridge Page Yield* in accordance with ISO-19752. *at 5% coverage (ISO/IEC standard) Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.