Epson on Tuesday unveiled the new WorkForce 520 all-in-one printer, scanner, copier and fax machine along with the Perfection V33 and Perfection V330 Photo scanners. The WorkStation 520 is said to be the fastest offering in its category, with 15 ISO pages per minute in black and white or 5.4 ISO pages per minute in color. It also has a built-in Wi-Fi radio for cable-free printing, and a 30-page automatic document feeder.