Amazon offers the Brother Network-Ready Wireless All-in-One Color Printer, which also scans, copies, and faxes, model no. MFCJ870DW, for $89.99 with free shipping. Outside the price below, that's the lowest total price we could find by $10. It features up to 33 ppm black / 27 ppm color, a 2.7" color LCD, up to 6000x1200 dpi printing, up to 1200x2400 dpi scanning, 802.11n wireless, and USB connectivity.

A close price: Newegg has it for $89.99 plus $2.99 for shipping.