LD Compatible Toner Cartridge Replacement for HP 304A (Black, Cyan, Magenta, Yellow, 4-Pack) Page Yield: Black- 3,500* & Colors- 2,800** per cartridge | Shelf Life: 24-36 months per cartridge | *Average cartridge page yield in accordance with ISO 19752 | **Average cartridge page yield in accordance with ISO 24712 We offer lightning fast shipping on all printing supply and inkjet photo paper orders The use of LD replacement ink and toner cartridges does not void your printers warranty All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee For use in the following HP Color LaserJet Printers: CM2320fxi, CM2320n, CM2320nf, CP2025dn, CP2025n, CP2025x