HP LaserJet Pro MFP M428dw Mono Laser Printer (W1A28A) - Print Size: A4, Functions: Print, Copy, Scan, Print Speed: Up to 38ppm mono, Print Resolution: Up to 1200 x 1200 dpi, Duplex Printing: Automatic (standard), Memory: 512MB RAM, Connectivity: 1 x Hi-Speed Device USB 2.0, 1 x Rear host USB, 1 x Front USB port, 1 x Gigabit Ethernet, 1 x 802.11b/g/n 2.4/5GHZ Wi-Fi radio, Paper Handling: 100 Sheet Multipurpose Tray, 250 Sheet Input Tray, 2.7 inch Colour touchscreen Display, Apple AirPrint, Google Cloud Print, HP ePrint, Mobile Apps, Mopria Certified, ROAM Capable, Wi-Fi Direct Printing