Newegg offers the ASUS 802.11n Wireless USB Adapter with USB Cradle, model no. USB-N13, for $20.99. Coupon code "EMCPCWP225" cuts it to $9.99. With free shipping, that's $5 below our April mention and $5 under the lowest total price we could find for the USB adapter alone. The adapter features data transfer rates of up to 300Mbps. Deal ends July 16.