With this high-yielding HP 302 Combo ink cartridge pack you can produce 190 black pages and 165 colour pages - plenty for everyday use in the home or office. Specifications Black page yield: 190 pages Tri-Colour page yield: 165 pages Compatibility HP OfficeJet: 3830/3831/4650 HP DeskJet: 1110/2130/3630 HP Envy: 4520