This is a high quality compatible HP C4150A Cyan Laser Toner compatible with the following printers:Hewlett Packard Color LaserJet Printers:HP Color LaserJet 8500, HP Color LaserJet 8500dn, HP Color LaserJet 8500n, HP Color LaserJet 8550, HP Color LaserJet 8550 mfp, HP Color LaserJet 8550dn, HP Color LaserJet 8550gn, HP Color LaserJet 8550n The Black Laser Toner has a page yield of 17000 all three colours have a yield of 8500Using a compatible Laser Toner gives you excellent printout quality without the high prices!Images used are for illustration purposes only.