HP C9363EE No 344 Tri-Colour Inkjet Cartridge. To fit Deskjet 6540/5740/6840/6540D/9800, Photosmart 325/375/2610/2710/8150/8153/8450/ Officejet 7410/6210. Page life - 450. HP has a rich tradition of creating high quality ink cartridges and the HP No.344 Colour Inkjet Cartridge certainly follows in this mould of excellence. Providing you with results that are exceptionally clean and clear, you need never worry about how your documents look. Working quickly, but without any of the mistakes that can come from haste, this ink cartridge leaves you with pages that have clearly defined text, graphics and images.