This lot of toner cartridges is compatible with various Brother printers, including HL-L3210CW, HL-L3230CDW, HL-L3230CDN, HL-L3270CDW, MFC-L3770CDW, HL-L3290CDW, MFC-L3710CW, and MFC-L3750CDW. The cartridges come in a multicolor set of cyan, yellow, magenta, and black, with a page output of up to 3,000 pages for black and 2,300 pages for CMY at 5% coverage. These cartridges have an expiration date of 3-20-2025 and are of compatible type and print technology. The model and compatible model are TN227K, TN227C, TN227Y, and TN227M.