HP LaserJet Pro M521dw Multifunction Printer (A8P80A) - Print Size: A4, Functions: Print, Copy, Scan&Fax, Print Speed: Up to 40 ppm, Print Resolution: Up to 1200 x 1200 dpi, Duplex Printing: Automatic (standard), Memory: 256 MB RAM, Connectivity: USB 2.0, Gigabit Ethernet 10/100/1000Base-TX, Wireless 802.11b/g/n, Paper Handling: 500-sheet input tray, 50 sheet Automatic document feeder, Display: 8.89 cm touchscreen, Mobile printing capability: HP ePrint, Apple AirPrint