The Epson WorkForce Pro WF-3820 is properly designed. It’s manual-duplexing, so you’ll have to by hand flip a pile of two-sided pages to scan the reverse sides. In this instance, the ADF holds 35 web pages. Like the majority of business-centric AIOs, this set features an automatic paper feeder (ADF) for sending out multipage documents to the scanner. Made for high-volume print environments, the WF-3820 supplies specific, professional-quality prints at quick accelerate to 21 (black)/ 11 (color) ISO ppm using vivid DURABrite Ultra instant-dry pigment inks. Epson WF-3820 Wireless All-in-One Printer.