Meritline offers the Cisco Valet 802.11n Wireless USB Adapter, model no. AM10, for $29.99. Coupon code "MLC8D01N" cuts it to $18.99. With free shipping, that's the lowest total price we could find by $5. It features a data transfer rate of 300Mps, dual internal antennas, WEP, WPA, WPA2 security, USB entesion cable, stand, and more. Coupon expires after 200 uses.