NET World Overstock via eBay offers the refurbished D-Link 802.11n Wireless USB 2.0 Adapter, model no. DWA-130, for $9.98 with free shipping. That's $2 under our mention of a refurb from last summer and $17 under the lowest total price we could find for a new unit today. (It's also the lowest total price we could find for a refurbished model by $10.) It features WEP, WPA, and WPA2 security and link and activity LEDs.

A 14-day NET World Overstock warranty applies.