HP Color LaserJet Enterprise MFP M681dh, Print, copy, scan. Print technology: Laser, Printing: Colour printing, Maximum resolution: 1200 x 1200 DPI, Print speed (colour, normal quality, A4/US Letter): 47 ppm. Copying: Colour copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Colour scanning, Optical scanning resolution: 600 x 600 DPI. Duplex functions: Print, Copy, Scan. Maximum ISO A-series paper size: A4. Direct printing. Product colour: Black, Grey