Canon imageCLASS LBP6230DW Wireless Monochrome Printer for $79.99 shipped.  Here is a screenshot for reference.  Alternatively, it is available at Staples for $79.99 shipped. It prints up to 26ppm at up to 2,400 x 600 dpi, and features automatic duplexing, USB 2.0, wireless 802.11b/g/n and Ethernet connectivity.  Most places have it for over $105.