Pci reman alt.For hp c6615dn (hp 15) black ink cartridge for hp deskjet 3820, 810c, 812c, 825, 840c, 841c, 842c, 843c, 845, 920c, 940c, 5110, v40, 500, 720, 750, 760, 950, 950xi, c6615an pci this is a remanufactured cartridge made in usau