This is a high quality compatible Lexmark 12NO771 Black Laser Toner compatible with the following printers Lexmark C Series Printers:Lexmark C910, Lexmark C910dn, Lexmark C910fn, Lexmark C910in, Lexmark C910n, Lexmark C912, Lexmark C912dn, Lexmark C912fn, Lexmark C912n, Lexmark C912nl The Black laser toner has a page yield of 15000 all three colours have a page yield of 14000Using a compatible Laser Toner gives you excellent printout quality without the high prices!Images used are for illustration purposes only.