Brother HL-L6200DW Mono Sfp 46ppm 256mb Ram, Grey, Ram 256 MB, Wireless Communication Technologies Wifi, Wireless Type 802.11bgn, 120 Volts, 670 Watts. The Brother Hl L6200Dw Operates At Lightning Quick Efficiency At Up To 48Ppm. Advanced Security Features Are Also Trademarks Of The Brother Monochrome Laser Printer.