This black toner cartridge is a premium replacement for the Brother DR820 model. It is compatible with Brother printers and features laser print technology. The cartridge is sealed and comes in its original box, making it a great choice for those who want to keep their printing supplies fresh and organized. The cartridge is made by LINKYO, a trusted brand in the printer industry. It is easy to install and provides high-quality prints. This item is a great addition to any home or office printer collection.