HP ORIGINAL BLACK INK 27 FOR DESKJET 3320, 3325, 3420, 3535, 3550, 3650, 3744, 3745, 3845, PSC 1110, 1210, 1315, 0FFICEJET 4255, 4256, 4355, 5608, 5610, 5679, 5680 CARTRIDGE YIELD: 280 PAGES