The TN920XL Fits for Brother TN920 Toner cartridges are compatible with various Brother printer models such as HL-L6210DW, MFC-L5715DW, and DCP-L5510DN. These cartridges use laser print technology and have a high page output from 6,000 pages, depending on the size. They come with a new chip and have a manufacturer warranty of 2 years. The black colored cartridges are designed to fit specific Brother printer models and provide reliable and high-quality printing performance.