Lexmark T640 T642 T644 Black Toner Cartridge 21 Brand_Kyocera while the soft rubber surface

while the soft rubber surface with distinctive patterns improves touch feeling

you can go years without replacing the batteries

- Original HP 90A Toner Cartridges deliver legendary HP print quality

15 7000 (7500-7591)

Serial and USB interfaces

Lexmark T640 T642 T644 Black Toner Cartridge 21 Brand_Kyocera while the soft rubber surfaceLexmark T640, T642, T644 High Yield Print Cartridge. Black toner page yield: 21000 pages, Printing colours: Black Lexmark T640, T642 and T644 supplies are designed for the highest quality output, performance and easy installation, from the first page to the last. Lexmark T640, T642 and T644 supplies are not compatible with other Lexmark Printers. For use with Lexmark T640, T640n, T640dn, T640dtn, T642, T642n, T642tn, T642dtn and T644, T644n, T644tn,