HP LaserJet Pro M501dn Mono Laser Printer (J8H61A) - Print Size: A4, Functions: Mono Print only, Print Speed: Up to 45 ppm, Print Resolution: Up to 600 x 600 dpi, Up to 4800 x 600 dpi, Duplex Printing: Automatic, Memory: 256GB RAM, Connectivity: USB 2.0, Gigabit Ethernet 10 Base-T/100 Base-TX, Gigabit Ethernet 1000 Base-T, Paper Handling: 550 Sheet Input Tray, 100 Sheet Multipurpose Tray, Display: 2-line LCD, Mobile printing capability: HP ePrint, Apple AirPrint,, Display: 2-line LCD