Ricoh SP C231SF, Laser, Color printing, 2400 x 600 DPI, Color copying, Color scanning, A4 Ricoh SP C231SF. Print technology: Laser, Printing: Color printing, Maximum resolution: 2400 x 600 DPI, Print speed (color, normal quality, A4/US Letter): 20 ppm. Copying: Color copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Color scanning, Optical scanning resolution: 1200 x 1200 DPI. Faxing: Mono faxing. Maximum ISO A-series paper size: A4