3 in 1 multifunction printer black white with WLAN and duplex function. Memory: 512 MB. Display: 2-line LCD display. Print speed (A4) Simplex: 18 ppm b/w <(>&<)> colour. Duplex: 7 ppm b/w <(>&<)> colour. Quiet mode: Mode to reduce print noise by reducing print speed. Resolution: Up to 600 x 2,400 dpi.