The Lexmark CS331dw delivers color at up to 26 ppm with Wi-Fi and gigabit Ethernet connectivity and support for high-yield replacement toner. A 1-GHz multi-core processor and 512 Mb of memory keep jobs moving, while one-piece toner cartridges and long-life imaging components minimize upkeep. Standard duplex printing saves paper, and Lexmark full-spectrum security helps protect your network.