Brother Monochrome Laser Printer, Multifunction Printer, All-in-One Printer, MFC-L6700DW, Advanced Duplex, Wireless Networking Capacity, 70-Page ADF Capacity, Amazon Dash Replenishment Enabled FAST, HIGH-QUALITY PRINTING: With a print speed of up to 48ppm, the MFCL6700DW all-in-one produces crisp, high-quality prints and copies. AUTO DUPLEX CAPABILITIES: Auto duplex printing plus the 70-page capacity auto document feeder offers duplex (two-sided) scanning and copying. LARGE, EXPANDABLE PAPER CAPACITY: Adjustable 520-sheet capacity paper tray allows busy workgroups to stay busy printing with fewer interventions. AMAZON DASH REPLENISHMENT ENABLED: Upon activation, Amazon Dash Replenishment measures the toner level and orders more from Amazon when its low. FOR USE WITH BROTHER GENUINE TONERS: TN820 Standard Yield Toner, TN850 High Yield Toner, TN880 Super High Yield Toner for low cost printing.