HIINK 10 Pack 78A CE278A Toner Cartridge Replacement for HP LaserJet Pro P1560 P1566 P1600 P1606 M1536 (Black, 10-Pack) 1 Year Warranty, 100% Satisfaction Guaranteed. Page Yield 2,100 Page @5% coverage All products covered by a 100% satisfaction guarantee and 1 year warranty Package Content: 10 Pack CE278A/128 Toner Cartridge