Dataproducts DPC49A Remanufactured Ink Cartridge Replacement for HP #49 (51649A) (Tri-Color) 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 Color Stylewriter 4100, 4500; DeskJet 350, 600, 630.632C, 640C, 642C, 648C, 656C, 670C, 670tv, 672C..; DeskWriter 600, 660c, 680c, 694c; OfficeJet 500, 520, 570, 580, 590, 600, 610, 630, 635, 700, 710, 720, 725; PSC 370, 380 Page Yield: 350