mwave offers the refurbished TRENDnet Wireless USB 2.0 Adapter
, model no. TEW-644UB, for $5.99
plus free shipping
. That's $1 under our July mention and $34 under the lowest total price we could find for a new unit elsewhere. This adapter is purported to provide coverage of up to 164 feet indoors and 328 feet outdoors.
Note: A 180-day warranty applies, although it's unclear who backs it.