LD Compatible Toner Cartridge Replacements for HP 305A & 305X High Yield (1 Black, 1 Cyan, 1 Magenta, 1 Yellow, 4-Pack) Page Yield: High Yield Black- 4,000* and Colors-2,600** per cartridge | Shelf Life: 24-36 months per cartridge | *Average printer cartridge page yield in accordance with ISO 19752 | **Average printer cartridge page yield in accordance with ISO 24712 The use of compatible cartridges and supplies does not void your printers warranty All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee These compatible toners come equipped with brand new parts including OPC drum, wiper blades, and ink smart chips that accurately tracks your ink levels For use in the following HP LaserJet Pro 300 and 400 printers: Color MFP M375nw, Color M451dn, M451dw, MFP M451nw, MFP M475dn, and MFP M475dw