HP LaserJet Enterprise M506x Printer (F2A70A) - Print Size: A4, Functions: Mono print only, Print Speed: Up to 43 ppm, Print Resolution: Up to 1200 x 1200 dpi, Duplex Printing: Automatic (standard), Memory: 512 MB RAM (1.5GB Max), Connectivity: USB 2.0 port, Built-in Fast Ethernet 10Base-T/100Base-Tx, Gigabit Ethernet 1000Base-T, Paper Handling: 250-sheet input tray, Extra 550-sheet input tray included, Display: 4.3-inch LCD Colour Touchscreen, Mobile printing capability: HP ePrint