Premium Quality LC-51C Cyan Inkjet Cartridge compatible with the Brother DCP-165c, DCP-385 C, DCP-585 CW, DCP-6690 CW, MFC-290C, MFC-490CW, MFC-5490CN, MFC-5890CN, MFC-6490CW, MFC-6890 DW, MFC-790CW, MFC-990 CW. The use of compatible supplies does not void your printer warranty. Product Detail Ninestartechonline.com