HP Smart Tank 675 All-in-One. Print technology: Thermal inkjet, Printing: Color printing, Maximum resolution: 4800 x 1200 DPI, Print speed (color, normal quality, A4/US Letter): 7 ppm. Copying: Color copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Color scanning, Optical scanning resolution: 1200 x 1200 DPI. Duplex functions: Print. Maximum ISO A-series paper size: A4. Wi-Fi. Direct printing. Product color: Blue, Gray, White