Dataproducts DPC561WN Remanufactured Ink Cartridge Replacement for HP 61 CH561WN (Black) Ink Assembled in USA Premium ink cartridges that meet or exceed OEM quality, page yield, and reliability 1-year warranty, 100% satisfaction guarantee Compatible Hardware: HP DeskJet 1000, 1050, 1055, 2050, 3000, 3050, 3050A, 3052A, 3054A Page Yield: 190