Lexmark CS331dw Desktop Laser Printer - Color - 26 ppm Mono / 26 ppm Color - 600 dpi Print - Automatic Duplex Print - Ethernet - Wireless LAN - Plain Paper Print - USB Speed, economy, quiet operation, better-quality text. That is what laser printing is all about. Cut your paper cost by 50% with Automatic Duplex Printing that allows you to print on both sides Get exceptional printing results with 26 ppm Mono and 26 ppm color speed while reducing total operating costs 600 maximum print resolution (dpi) for better reliance and added usability Print crisp and clear documents in either black or color with this color printer Print your document without moving from your seat with Wireless LAN connectivity Optimize your workflows by sharing the resources of the printer with Ethernet connectivity Recommended to use with plain paper