The Brother High Yield Toner Cartridge 850 is a factory-sealed black toner designed for use with various Brother printer models. Made in Japan, this laser print technology ensures high-quality printing. Compatible with specific Brother printers such as the HL-L6400DW and MFC-L5800DW, this unit is ideal for those looking for reliable and efficient printing solutions. With a print resolution of black toner cartridges, this cartridge is perfect for professional documents and images requiring crisp and clear prints.