Get all the inks you need to run your hp officejet 6000 or 6500 series printer with this hp 920xl ink cartridge combo pack the black ink has a duty cycle of 1 200 pages while each colour can produce up to 700 pages of bold images and bright text that is ideal for busy home offices when you pair it up with hp colorlok paper the ink simply lasts and resists fading when each cartridge of this hp 920xl ink cartridge combo pack is empty send it back to hp to ensure swift recycling n