Buy.com offers the TP-LINK N150 802.11n Wireless Mini Pocket Router, model no. TL-WR700N, for $19.99 with free shipping. That's the lowest total price we could find by $2. (For further comparison, we saw it bundled with $10 store credit for $31 in June.) This pocket-size router plugs into an electrical outlet and can also serve as an access point, repeater, client, or bridge. Other features include a foldable plug, local or remote management, and 64/128/152-bit WEP / WPA / WPA2,WPA-PSK / WPA2-PSK encryption.