The Brother Workhorse HL-L6415DWT enterprise monochrome laser printer offers enterprise-level performance, dual paper trays, advanced security features, & reliable, high-quality output for mid to large-sized workgroups. This high-performance printer helps to increase productivity with a fast print speed of up to 52ppm (1). Reduce paper refills with dual 520-sheet capacity paper trays. Add an additional tray for extra capacity as your business needs grow. Delivers built-in value with an included super high-yield toner cartridge & a low total cost of ownership by using the TN925 Brother Genuine max yield replacement toner cartridge. Triple Layer Security features help to limit document & device access & protect against network intrusions. The HL-L6415DWT also provides flexible connectivity with built-in Gigabit Ethernet & dual band wireless networking, plus convenient mobile device printing to meet mobile workforce demands (2). Disclaimers: Based on one-sided printing. Change from default setting required. Additional download required. Compatibility may vary by device or operating system. Wireless connection may be required. Maximum capacity based on using 20 lb. paper. Requires additional purchase. Approximate toner cartridge yield in accordance with ISO / IEC 19752 (letter / A4). Requires an Internet connection & an account with desired service. EPEAT is a trademark of the Green Electronics Council in the United States & other countries. ENERGY STAR & the ENERGY STAR mark are registered trademarks owned by the U.S. Environmental Protection Agency. Images are for illustrative purposes only. Specifications subject to change.