Product packaging content: Replacement for 80A | CF280A Toner Cartridge [Black,2-Pack]. Compatible for Printers: Pro 400 M401n(CZ195A) Pro 400 M401dw(CF285A) Pro 400 M401dne(CF399A) Pro 400 M401dn(CF278A) Pro 400 MFP M425dn(CF286A) Excellent printing and performance: This professional replacement black toner cartridge creates rich black and isengineered to work in seamless unison with your lase printer. Clear and bright,and will not cause the decline of printing quality and you can rest assured to use. Good consumables,don't hurt the printer: 80A | CF280A special office toner cartridge,durable,high-definition imaging. Smart chip automatically recognizes and prints easily: with strong compatibility,simplicity and convenience,and improved efficiency. The newly upgraded toner has a stable structure, a balanced melting point,and a fixed fixing without ink drop. The blackness is improved,the waste toner rate is low,and the high-resolution printing can easily cope with various office documents. Economical and practical,cost-effective,easy to operate. Warranty and Technical Support: We have established a professional,trustworthy and friendly team. If you ever have any questions or experience any issues with your item,our team will be happy to assist you quickly.