Monochrome laser technology, 43900 pages, compatible with E-Studio 2518A / 3018A / 3518A / 4518A / 5018A copier. Brand: Toshiba Model: Toshiba T-5018P Toner Duty Cycle up to 43,900 Pages Color:Black In the box:1 Cartridge Compatible Printers: Toshiba e-Studio 2518A, 3018A, 3518A, 4518A, 5018A Pages Yield:43900 Easy to install Cartridge. Super Clarity and Long Life Less prone to smudging