Buy.com offers the TRENDnet Easy-N-Upgrader 802.11n Wireless Upgrader, model no. TEW-637AP, for $24.99 with free shipping. That’s the lowest total price we could find by $19, although it was $3 less two weeks ago (since expired). This device attaches to your current router to give you 802.11n wireless capabilities; it can’t be used as a standalone wireless access point.
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