Essential all-around productivityN/ACount on the fast print speeds up to 20 ppm[1] automatic two-sided printing and reliable Wi-Fi connectivity.[2] Choose HP+ and get 9 months of Instant Ink[3] and 1 extra year of HP warranty with exclusive use of Original HP Ink.[4]Product disclaimerN/AThis is an HP+ enabled printer. Choose HP+ at product setup to activate benefits. HP+ requires an HP account ongoing connection to the internet and exclusive use of Original HP Ink cartridges for the life of the printer. More at: http://www.hp.com/plus-faq . This printer is intended to work only with cartridges that have new or reused HP electronic circuitry and it uses dynamic security measures to block cartridges using modified or non-HP circuitry. Periodic firmware updates will maintain the effectiveness of these measures and block cartridges that previously worked. Reused HP electronic circuitry enables the use of reused remanufactured and refilled cartridges. More at: More at http://www.hp.com/learn/ds