With exceptional performance and secure design MS631dw delivers enhanced productivity up to 50 pages per minute and a toner yield up to 31,000 pages. Engineered for long life with superior sustainability and advanced power management. With fast time to first print, superior print quality and easy-to-use touchscreen, our sophisticated, Lexmark™ IoT-ready printers are loaded with sensors that continuously monitor hundreds of data points that provide added benefits, like predictive service and automatic supplies replenishment, when they are connected to Lexmark™ Cloud Services. With the large, buttonless touchscreen, the user can intuitively perform tasks. Maximum Print Speed (Black): 50 ppm; Print Resolution (Black) (Width x Height): 1200 x 1200 dpi; B&W or Color Output: B&W; Printing Type: Laser.