The Xerox VersaLink B400DN is a monochrome laser printer that supports wireless, Ethernet, and EIO connectivity. It has a maximum resolution of 1200 x 1200 DPI and a black print speed of 47 pages per minute. The printer features duplex printing, scanning, copying, and faxing capabilities, and has a 2 GB memory. It comes with toner and supports A4 paper size. The Xerox VersaLink B400DN is a reliable and efficient printer suitable for office use.