The Brother TN770 Black Super High Yield Toner Cartridge is a high-quality product designed for use with Brother printers. This toner cartridge is specifically formulated for laser print technology and offers exceptional print quality. It comes in a sealed package, ensuring its freshness and reliability. With a super high yield capacity, this black toner cartridge is compatible with models like the HL-L2370DW, HL-L2370DW XL, MFC-L2750DW, and MFC-L2750D. The California Prop 65 warning ensures that users are aware of any potential health hazards associated with the product.