No cartridges. Supercharge the office with affordable color and fast two-sided performance. Save paper with automatic two-sided printing, and handle more tasks without slowing down. Manage your budget with professional-quality color at up to 50% less cost per page than lasers with the HP OfficeJet 6978 wireless printer. Easily print from a variety of smartphones and tablets. Connect a smartphone or tablet directly to the printer and easily print without a network. Print wirelessly, and share this all-in-one with other wireless-enabled devices. Set the pace for success with rapid print, scan, and copy speeds. Save paper and conserve resources—consume up to 50% less paper with automatic two-sided printing. Make scanning effortless and accurate. Never turn a page again when you need to scan two-sided documents. Main functions of this HP color inkjet photo printer: copy, scan, fax, wireless printing, two-sided duplex printing and scanning, color touchscreen, automatic document feeder. Easily Print when and where you need to from your smartphone, tablet, or notebook PC. Get convenient mobile printing options and mobile setup. Connect the way you want to with Ethernet and wireless networking.