Canon Runner Advanced 4225i

Printing method: monochrome laser beam printing print resolution: 1200 dpi x 1200 dpi, 600 dpi x 600 dpi double sided printing: automatic (standard) supported media types cassettes: plain, recycled, colour, heavy, pre-punched, envelopes. print speed: ir-adv 4225i: up to 25 ppm (a4), up to 15 ppm (a3), up to 17 ppm (a4r), min. 14 ppm, max. 17 ppm (a5r) ir-adv 4235i: up to 35 ppm (a4), up to 22 ppm (a3), up to 32 ppm (a4r), min. 14 ppm, max. 20 ppm (a5r) ir-adv 4245i: up to 45 ppm (a4), up to 22 ppm (a3), up to 32 ppm (a4r), min. 14 ppm, max. 20 ppm (a5r) ir-adv 4251i: up to 51 ppm (a4), up to 25 ppm (a3), up to 37 ppm (a4r), min. 14 ppm, max. 20 ppm (a5r)