#1: Innovative cartridge-free ink printer - for high-volume, low-cost printing With integrated ink tanks and an automatic ink sensor, you get a compact, spill-free refill system that makes it easy to manage ink. 5 Perfect for low-cost, high-volume printing - up to 3 years of ink included in the box. #2: Latest technology delivers HP's best in-class print quality Stay connected with dual band Wi-Fi - faster, more reliable connections. Help save time with Smart Tasks, and print and scan anywhere with HP Smart - best-in-class mobile print app. #3: CISS technology delivers best in-class print quality Stay connected with dual band Wi-Fi - faster, more reliable connections. Help save time with Smart Tasks, and print and scan anywhere with HP Smart - HP's best-in-class mobile print app.