Monochrome automatic duplex laser printer is a reliable & affordable device for home or small office use. Compact & robust with up to 250-sheet capacity tray & manual feed slot for flexible paper options. Connect with ease via built-in wireless networking, Ethernet or USB interfaces. Prints crisp black & white documents at up to 36 ppm. Print from compatible mobile devices over your wireless network. Automatic duplex printing helps save paper. Maximum Print Speed (Black): 36 ppm; Print Resolution (Black) (Width x Height): 2,400 x 600 dpi; B&W or Color Output: B&W; Printer Type: Laser.