In addition to the printer, customers will find an "Unlimited Printing" flyer with a registration code included in the box with the Unlimited version. The Epson EcoTank ET-2710 operates without ink cartridges and is instead refilled with high-yield ink bottles, allowing ink costs to be reduced by up to 90% on average. The innovative ink refill system is easy and convenient to use, thanks to specially designed ink bottles. With EcoTank, you no longer have to worry about your ink consumption and ongoing costs. With Unlimited Printing, you can print as many pages as you want without worrying about the costs. This 3-in-1 printer with Wi-Fi and Wi-Fi Direct is easy and straightforward to refill, thanks to the specially designed ink bottles. As a user, you will appreciate this practical solution that minimizes concerns about ink costs and depleted ink.