Samsung SL-M2830DW Xpress Mono Laser Printer Network and wireless ready: Hi-Speed USB 2.0, Ethernet, 802.11b/g/n Wireless, Wi-Fi Direct Prints up to 29 ppm Get Near Field Communication (NFC) printing is a wireless sharing technology that enables your mobile device to to connect and communicate with your printer. Automatic Duplexing (two sided printing) You get sharp, solid prints with an effective print resolution output of up to 4800 x 600 dpi