The cartridge-free EcoTank system is the smartest thing to happen to home printing in years. Up to 4,500 black pages and 7,500 color pages per ink set the savings versus traditional cartridges are enormous and the environmental benefit of zero cartridge waste is a genuine bonus. The Micro Piezo Heat-Free Technology produces consistently sharp text on plain paper and vivid color on photo stock. Wireless printing from tablets and smartphones works seamlessly. Excellent all-in-one for a busy family home.