Amazon Warehouse Deals offers the used ASUS 802.11n Wireless 4-Port Gigabit Ethernet Router, model no. RT-N66U, for $75.01 with free shipping. That's $5 under our February mention of a refurb and the best price we've seen for this router. (It's also $55 under the best price we could find for a new unit.) This router features data transfer rates of up to 900Mbps, USB, four LAN ports, and 128-bit WEP, 64-bit WEP, WPA-PSK, and WPA2-PSK encryption.

Note that this model is in "Very Good" condition and includes all the original accessories; no warranty is included.