Our compatible Brother TN350 black toner cartridge offers a cost effective way to replace your empty Brother TN350 Toner. Our toners are manufactured to ISO 9001 standards and are always 100% guaranteed to perform as well as the expensive OEM cartridges. When shopping for replacement toner cartridges, you look for value and quality and our Brother TN 350 compatible offers both of those features at an excellent price! Our toners use Mitsubishi drums which are know for their quality and durability in the printing world. This cartridge offers an estimated 2,500 pg yield @ 5% coverage.