Compatible HP Q6470A 501A / Canon 717 Black. For the following machines: Color LaserJet 3600, Color LaserJet 3600dn, Color LaserJet 3600n, Color LaserJet 3800, Color LaserJet 3800dn, Color LaserJet 3800dtn, Color LaserJet 3800n, Color LaserJet CP3505. With a yield of 6000 pages