Page Yield*: 4500 pages Compatible with Brother TN770 Super High Yield Black Toner (per cartridge) *at 5% coverage (ISO/IEC standard) Package Contents: 1 Brother TN770 TN-770 Super High Yield black compatible toner cartridge Compatible with: HL-L2370DW, HL-L2370DW XL, MFC-L2730DW, MFC-L2750DW, MFC-L2750DW XL Product name: Brother TN770 TN 770 TN-770 Super High Yield black Compatible Toner Cartridge replacement for Brother TN770 toner Professionally manufactured by LD Products. Brother is a registered trademark of Brother Industries, Ltd. and is not affiliated with and does not endorse LD Products.