Lexmark T640, T640DN, T640DTN, T640N, T640TN, T642, T642DTN, T642N, T642TN, T644, T644DTN, T644N, T644TN, X642E, X644E, X646E, X646DTE, X646EF - Toner Cartridge (High Yield) Lexmark Compliant Special Label Applications Compatible
Lexmark T640, T640DN, T640DTN, T640N, T640TN, T642, T642DTN, T642N, T642TN, T644, T644DTN, T644N, T644TN, X642E, X644E, X646E, X646DTE, X646EF - Toner Cartridge (High Yield) Lexmark Compliant Special Label Applications Compatible