Ideal for value-conscious customers printing high volumes of professional-quality documents. HP 78A LaserJet Toner Cartridge Dual Packs let you print more and save more. Get professional print quality for a better value than individual cartridges. Stay productive and reduce downtime by keeping an extra toner cartridge on hand.Compatible Printers: Troy 1606 DN MICR Printer, Troy 1600 Series, HP LaserJet Pro M 1539 dnf MFP, HP LaserJet Pro P 1560 Series, HP LaserJet Professional P 1569, HP LaserJet P 1603, HP LaserJet Pro P 1602, HP LaserJet Pro P 1568, HP LaserJet Professional P 1605, HP LaserJet P 1567, HP LaserJet Professional P 1603, HP LaserJet Pro M 1530 MFP Series, HP LaserJet P 1569, HP LaserJet Pro P 1604, HP LaserJet Pro P 1607 dn, HP LaserJet Professional P 1608 dn, HP LaserJet Pro P 1606 n, HP LaserJet P 1604, HP LaserJet P 1601, HP LaserJet Professional P 1606 n, HP…