Package contents: Compatible for Lexmark B231000 Black Toner Cartridges (3-Pack).
Compatible Printers: B2338dw, B2442dw, B2546dn, B2546dw, B2650dn, B2650dw, MB2338adw, MB2442adwe, MB2546ade, MB2546adwe, MB2650ade, MB2650adwe.
High Page Yield: Provides up to 3, 500 pages per cartridge (at 5% coverage per A4 letter).
Reliable performance: Delivers sharp printed text for quality output