Inktonerplus HP LaserJet 78A -Black (2,100 Page) Print Cartridge -Compatible - CBE278A 278A 78A (3 Pack) Style:NON-OEM Compatible List: HP LaserJet P1560/P1566/P1606 CANON MF-4410/4412/4420n/4550/4550d/4570dn ImageClass D520 Products has passed the certification of ISO9001 100% Satisfaction Guaranteed Color: Black