HP PageWide Pro 452dw Printer (D3Q16B) - Print Size: A4, Functions: Print Only, Print Speed: Up to 40ppm Black&Colour, Print Resolution: Up to 2400 x 1200 dpi, Duplex Printing: Automatic (standard), Memory: 512MB RAM, Connectivity: USB 2.0, Ethernet 10/100 Base-TX network, 802.11 b/g/n Station, 802.11 b/g Access Point, Paper Handling 500 Sheet Input Tray, 50 Sheet Multipurpose Tray, Display: 2-inch Monochrome Graphic Display, Mobile printing capability: HP ePrint, Apple AirPrint