The Brother TN770 Black Toner Cartridge is a high-yield, genuine product designed specifically for Brother printers such as the HL-L2370DW, HL-L2370DW XL, MFC-L2750DW, and MFC-L2750D. This laser print technology ensures professional-quality black prints, making it ideal for office or home use. With a California Prop 65 Warning, this unit is manufactured by Brother in Vietnam, guaranteeing compatibility and reliable performance. Trust in the Brother brand for exceptional print quality and efficiency.