80a compatible toner cartridge for HP printer: HP LaserJet Pro 400 M401dn Pro 400 M401dne LaserJet Pro 400 M401dw Pro 400 M401 MFP M425 MFP M425dn MFP M425dw 400 M401a Package Contents: 4 x HP 80a compatible toner cartridge CF280A Black Compatible with the HP LaserJet Pro 400 M401n Toner Black Page Yield*: 2,700 *. *at 5% coverage (ISO/IEC standard) Want more pages? Get the HP 80x CF280X! It's a larger HP 80a cartridge and contains more ink. Prints at least 6,900 pages! Also available on LD Products Professional compatible replacements manufactured by LD Products. HP is a registered trademark of HP and is not affiliated with and does not endorse LD Products.