Electronica Direct via Amazon offers the refurbished Linksys by Cisco Draft 802.11n Wireless-N 4-Port Gigabit Router, model no. WRT310N, for $28.95 with free shipping. That's the lowest total price we could find for a refurb by $4, although we saw it after rebate for $7 less over a year ago. This router features MIMO technology and has a 4-port Gigabit Ethernet switch.

Note that no warranty information is provided.