Xerox compatible 64015HA High Yield Black Toner Cartridge (21000 Yield)

Xerox compatible 64015HA High Yield Black Toner Cartridge fully compatible with the Lexmark T640, T640DN, T640DTN, T640N, T640TN, T642, T642DN, T642DTN, T642N, T642TN, T644, T644DN, T644DTN, T644N, T644TN. The use of compatible supplies does not void your printer warranty.