As one of its daily deals, Aisle5Deals offers the ZyXEL 802.11n Wireless Access Point USB 2.0 Adapter, model no. NWD2105, for $7.99 plus $3.50 for shipping. That's the lowest total price we could find by $1. (Most stores charge over $20.) It features data transfer speeds of up to 150Mbps, WEP and WPA encryption, WiFi Protected Setup, and more. Deal ends today.