This LaserJet Pro printer is built with powerful productivity features for small teams fast speeds, built-in security, & cloud connectivity so you can setup & manage it from anywhere. This printer uses dynamic security, which may be updated periodically by firmware updates. The printer is intended to be used solely with cartridges using an original HP chip. Cartridges using a non-HP chip may not function or may cease to function. Maximum Print Speed (Black): 35 ppm; Print Resolution (Black) (Width x Height): 1200 x 1200 dpi; B&W or Color Output: B&W; Printer Type: Laser.