These printers use the TN770 cartridge:
Click On a Printer to View it's Cartridges
          Brother HL L-2370 DW
          Brother HL L-2370 DW XL
          Brother HL L-2379 DW
          Brother MFC L-2750 DW
          Brother MFC L-2750 DW XL
          Brother MFC L-2759 DW