Kyocera 1T02H70US0 Model TK-857K Black Toner Cartridge For use with Kyocera TASKalfa 400ci, 500ci and 552ci Color Multifunctional Printers, Up to 25000 Pages Yield at 5% Average Coverage Key Features For use with Kyocera TASKalfa 400ci, 500ci and 552ci Color Multifunctional Printers Up to 25, 000 Pages Yield at 5% Average Coverage