Konica Minolta TN-321Y. Color toner page yield: 25000 pages, Printing colors: Yellow, Quantity per pack: 1 pc(s)Compatible Printers: Konica Minolta Bizhub C 284 e, Konica Minolta Bizhub C 224, Konica Minolta Bizhub C 364, Konica Minolta Bizhub C 224 e, Konica Minolta Bizhub C 364 e, Konica Minolta Bizhub C 284