Top Dog Compatible Replacement HP CE278A (HP 78A) Toner Cartridge for use with HP LaserJet Pro P1566 HP LaserJet Pro P1606dn HP LaserJet Pro M1536dnf Printers PACKAGING: 1x Toner Cartridge PRODUCT TYPE: Compatible WARRANTY: Limited Lifetime/100% Satisfaction Guarantee PAGE YIELD: 2,100 Pages based on 5% coverage of Letter/A4 COMPATIBILITY LIST: LaserJet Pro P1566, LaserJet Pro P1606dn, LaserJet Pro M1536dnf