56. HP. Deskjet 450, 5150, 5550, 5650, 5850, 9650, 9670, 9680 Series, Digital Copier Printer 410, Fax 1240, Officejet 4110, 4215, 5505, 5510, 5605, 5610, 6110 Series, Photosmart 7150, 7260, 7350, 7450, 7550, 7660, 7755, 7760, 7960 Series, PSC 1110, 1209, 1210, 13. Yields 520 pages. Black.