Amazon.com: TCT Premium Compatible Toner Cartridge Replacement for HP 78X CE278X CE278AJ Black High Yield Works with HP Laserjet M1536 MFP M1536DNF, P1560 P1566 P1606 P1606DN Printers (3,000 Pages) - 2 Pack :
Amazon.com: greencycle 4 PK Compatible Black Laser Toner Cartridges Replacement for HP CE278A 78A Compatible for HP Laserjet P1606dn P1566 M1536dnf M1536 MFP P1606 P1560 P1600 Printer : Office Products