Brother HL-3170CDW Digital Color Printer with Wireless Networking and Duplex, Amazon Dash Replenishment Enabled Upon activation, the Amazon Dash Replenishment service measures the toner level and automatically orders toner from Amazon when low. This ensures that you never run out again. Fast, high-quality printing at up to 23 ppm. No scanner or fax function. Wireless and automatic two-sided printing. 18.3 x 16.1 x 9.4 inches. High-impact business printing, at up to 600 x 2400 dp 250-sheet capacity paper tray, adjustable for letter or legal,Standard Interface(s):Wireless 802.11b/g/n, Ethernet, Hi-Speed USB 2.0 Class 1 Laser Product, power output is enclosed NOTE: Refer the User Guide before use. Deep Sleep mode to conserve energy when printer is not being used (uses &lt;1W)