An HP. Read all about it right from the ugly horse's mouth. http://h10025.www1.hp.com/ewfrf/wc/document?docname=c01764161&cc=us&dlc=en&lc=en http://h10025.www1

An HP. Read all about it right from the ugly horse's mouth. http://h10025.www1.hp.com/ewfrf/wc/document?docname=c01764161&cc=us&dlc=en&lc=en http://h10025.www1.hp.com/ewfrf/wc/document?docname=c0176416... I love how the "small percentage of older HP ink supplies" is a list of printers as long as my arm.