EPS Compatible Toner Cartridge Replacement for HP CF280X ( Black , 2-Pack ) Type: Premium Compatible Toner Cartridge (Not OEM) Printer Model: HP LaserJet Pro 400 M401 M401dn M401dw M425dn, Compatible OEM Model: CF280X, 80X Yield: Up to 6,900 Pages at 5% coverage This replacement toner cartridge is built to ISO9001 and ISO14001 Factory Standards. Lifetime Warranty