With color output up to 26 pages per minute, high-yield replacement toner cartridges & connectivity via Wi-Fi & gigabit Ethernet, the Lexmark CS331dw provides the added performance small workgroups need, all in a compact package. Powered by a 1-GHz multi-core processor & 512 MB of memory, this lightweight printer is easy to set up & easy to keep going. With one-piece toner cartridges & long-life imaging components, youll spend more time printing & less time replacing supplies. Standard two-sided printing saves paper, while Lexmark full-spectrum security helps protect your network. Maximum Print Speed (Black): 26 ppm; Maximum Print Speed (Color): 26 ppm; Print Resolution (Black) (Width x Height): 600 x 600 dpi; Print Resolution (Color) (Width x Height): 600 x 600 dpi.