The Compatible Brother Cartridge TN580 high yield cartridge replaces the TN550 standard yield cartridge Page Yield*: 7,500 For best results, store in a cool, dry place. Use within 3 years of purchase for optimal performance.*at 5% coverage (ISO/IEC standard) Compatible with the following Brother DCP, HL, and MFC Printers: 8060, 8065, 8065DN, 5200, 5240, 5240LT, 5250, 5250DN, 5250DNHY, 5250DNLT, 5250DNT, 5270DN, 5280, 5280DW, 5280DWLT, 8460N, 8470DN, 8660DN, 8670DN, 8860DN, 8860N, 8870DW, & 8870WN Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.