Canon imageRUNNER 1730i, Laser, Mono printing, 1200 x 1200 DPI, Mono copying, Color scanning, A4 Canon imageRUNNER 1730i. Print technology: Laser, Printing: Mono printing, Maximum resolution: 1200 x 1200 DPI. Copying: Mono copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Color scanning, Optical scanning resolution: 600 x 600 DPI. Maximum ISO A-series paper size: A4