The Brother HL-L6400DWT business durable monochrome laser printer is a great choice for mid-sized workgroups with higher print volumes that need dual paper trays. Experience a low total cost of operation due to the included super high-yield toner cartridge and even lower cost output thanks to an ultra-high-yield replacement toner cartridge. This workhorse also delivers a blazing fast print speed up to 52ppm and dual 520-sheet capacity paper trays provide flexible paper handling and fewer refills. For even greater capacity expand the paper capacity to 1610 sheets with an optional tray. Plus advanced security features provide network user authentication and an adjustable color Touchscreen display enables direct printing from popular business cloud services.Fast high-quality printing for higher print volumes.Featuring a business durable design with an impressive print speed of up to 52 pages per minute this high-performance printer is ideal for mid sized workgroups. Plus it offers up to 1200 x 1200 dpi resolution for crisp clear text and excellent graphics.Low total cost of ownership.Includes a super high-yield 12000-page toner cartridge for built-in value. For even lower cost printing use the ultra high-yield 20000-page replacement cartridge.Flexible paper handling.Easily handle your large print jobs via an adjustable 520-sheet capacity paper tray and 50-sheet capacity multi-purpose tray. Additional optional paper trays are available in 250-sheet or 520-sheet capacities enabling users to configure the printer with multiple trays in a way that best meets their application requirements up to 1610 sheet total capacity.Large expandable output capacity.250-sheet capacity output plus an add-on mailbox/sorter/stacker option is useful for workgroups that want to assign bins to various users sort output into separate bins or require additional output capacity up to 1050 total sheets.Flexible network connectivity.Built-in wireless 802.11b/g/n and Gigabit Ethernet network interfaces allow you to share the HL-L6400DWT with multiple users on your network.Convenient mobile device printing.Print from your mobile device via: AirPrint Google Cloud Print 2.0 Mopria Brother iPrint&Scan Cortado Workplace Wi-Fi Direct and NFC.Automatic two-sided printing.Use the duplex printing feature to produce professional two-sided brochures documents and booklets.Advanced security features.Includes an integrated NFC card reader and Active Directory support for network user authentication to help protect against unauthorized access to the device. Other security features include: Secure Function Lock Enterprise Security (802.1x) IPSec Secure Print SSL/TLS and more.Adjustable 1.8" color Touchscreen display.Offers intuitive menu navigation and printing from popular business cloud services including: DROPBOX GOOGLE DRIVE ONEDRIVE and moreOutstanding customer support.The Brother HL-L6400DWT offers a 1 year limited warranty with free phone support for the life of your product.