This Office Max drum unit is designed to replace the DR350 Brother DCP-7020 HL-2040 HL-2070N units. It is compatible with Brother printers and is ideal for those in need of a replacement toner cartridge. The unit is made by Office Max, a trusted brand in the industry. This product is perfect for those in need of a high-quality toner cartridge for their Brother printer. It is easy to install and provides a reliable source of ink for your printing needs. The unit falls under the categories of Toner Cartridges, Printer Ink, Toner & Paper, Printers, Scanners & Supplies, and Computers/Tablets & Networking.