Newegg offers the TP-LINK 802.11n N300 High Gain Wireless USB 2.0 Adapter
, model no. TL-WN822N, for $19.99. Coupon code "EMCKKNS45" cuts it to $9.99
. With free shipping
, that's $5 below our March mention, which included a cradle, and the lowest total price we've seen. (It's a current low by $10.) It features dual 3dBi omni-directional antennas, a maximum data transfer rate of 300Mbps, and 64-bit/128-bit/152-bit WEP/WPA/WPA2/PSK support.