Genuine HP 51649ae tri-colour ink cartridge (No 49) 22.8ml For use in the HP deskjet 350c, 350cbi, 600c, 610c, 615c, 640c, 656c, 660c, 670c, 690c, 691c, 693c, 694c, 695c & 697c. HP deskwriter 600, 660c & 670c. HP Officejet 500, 590, 625, 635, 700, 710 & 725. APOLLO P-2100 & P-2200.