Do it Wiser Compatible Toner for Konica Minolta BizHub C224e C364e C284e C224 C284 C364 | TN321 (4-Pack) Estimated page yield: Black 27,000 pages and colors 25,000 pages (depends on printer and usage) Compatible with Part Numbers: TN321 | TN321K A33K130 | TN321C A33K430 | TN321M A33K330 | TN321Y A33K230 Compatible with printer models: Konica Minolta BizHub C224 | Konica Minolta BizHub C224e | Konica Minolta BizHub C284 | Konica Minolta BizHub C284e | Konica Minolta BizHub C364 | Konica Minolta BizHub C364e Our Do it Wiser Smart toner cartridges are covered by a 1 year warranty against defects Cartridges certified to work | ISO 9001 quality assurance | ISO 14001 environmental management | RoHS Lead Free 1 Black 27,000Pages 3 Colors 25,000 Pages Konica Minolta BizHub C224 Konica Minolta BizHub C224e Konica Minolta BizHub C284 Konica Minolta BizHub C284e Konica Minolta BizHub C364 Konica Minolta BizHub C364e