Printing technology: Laser * Print speed: Black (A4, ISO): Up to 20 ppm * Print speed resolution: Black (best mode): Up to 600 x 600 dpi resolution; * Monthly load capacity Up to 20000 pages (A4); Recommended monthly print volume: 250-2500, Apple Airprint, Wi-Fi Direct, HP Auto power on / off, HP Smart application, Scanner type: Flatbed, * Connectivity: USB 2.0 port, built-in Wi-Fi 802.11b / g / n , * Supplies: HP No.103A Black Toner Refill Kit, W1103A HP No.103AD Black Toner Refill Kit, HP No.104A Drum Unit W1104A