pson WorkForce Pro WF-C878RDWF. Print technology: Inkjet, Printing: Colour printing, Maximum resolution: 4800 x 1200 DPI, Print speed (colour, normal quality, A4/US Letter): 35 ppm. Copying: Colour copying, Maximum copy resolution: 600 x 1200 DPI. Scanning: Colour scanning, Optical scanning resolution: 600 x 600 DPI. Faxing: Colour faxing. Maximum ISO A-series paper size: A3+. Wi-Fi. Direct printing High reliability: With few moving parts, and low intervention, increase printer uptime High print yield: Print up to 20,000 pages without changing the supplies Low power consumption: Epson's Heat-Free technology uses no heat, reducing energy consumption Epson Remote Services: Cloud-based, advanced diagnosis of Epson printers and MFPs