Meritline offers the Airlink101 Wireless N 150 Ultra Mini USB Adapter, model no. AWLL5099, for $12.99. Coupon code "MLCJ21QN" drops it to $8.99. With free shipping, that's the lowest total price we could find by $1, although we saw it for a buck less in June. It features data transfer rates of up to 150Mbps. Coupon expires after 300 uses.