The Brother DCP-L2550DW is the ideal choice for the busy home or small office looking for a fast, reliable multifunction copier. A replacement for the dependable DCP-L2540DW, this new and improved multiple-use copier includes a 50-sheet automatic document feeder, which allows multi-page copying and scanning and class-leading print speeds of up to 36 pages per minute for increased efficiency. This printer and copier has a reliable Wi-Fi connection, which allows printing from wireless devices including desktops, smartphones, laptops and tablets. For those who prefer hardwire connections, there's an Ethernet interface for sharing with multiple users on your network. You can also connect locally to a single computer via USB interface. Speed and efficiency are trademarks of the new Brother DCP-L2550DW multi-purpose digital copier. The 250-sheet paper tray handles letter- and legal-sized paper, reducing the need for refills. Automatic duplex (2-sided) printing also saves paper and creates professional-looking documents for presentations, newsletters and other common office needs. Help to save money by using Brother Genuine high yield replacement cartridges (TN-760), which are available through Amazon (also compatible with TN-730 replacement toner cartridge). Operating environment temperature - 50-91 degree fahrenheit.