newegg offers the refurbished D-Link Xtreme N 802.11n Wireless 4-Port Gigabit Router, model no. DIR-825, for $39.99. At final checkout, it falls to $33. With free shipping, that's $41 under the lowest total price we could find for a new, factory-sealed unit. This dual-band router functions on both the 2.4GHz and 5GHz bandwidths and features WPA and WPA2 encryption.

In addition to a 90-day warranty, a 1-year newegg warranty applies. (The extended warranty is not valid in FL, NM, or OK.)