For its newsletter subscribers only, newegg offers the TRENDnet 802.11n Mini Wireless USB Adapter, model no. TEW-648UB, for $34.99. Coupon code "EMCYTZT3983" drops it to $9.99. With free shipping, that's the lowest total price we could find by $6. It features transfer rates up to 150Mbps and support for WEP, WPA/WPA2-RADIUS, and WPA-PSK/WPA2-PSK encryption. Coupon expires August 13.