The HP LaserJet Enterprise M507dn is a black and white laser printer. With a print speed of up to 43 pages per minute and a first print out in 5.9 seconds, you won't have to wait long for your prints. You can process print jobs efficiently via the Ethernet connection or send print jobs from your smartphone or tablet. The HP mono printer can also automatically print on both sides (duplex), so you can easily save paper and time. The laser printer has a 550-sheet input tray and a 100-sheet multipurpose tray.