Meritline offers the PowerLink 150Mbps 802.11n Wireless USB 2.0 Adapter, model no. PL-14N, for $24.99. Coupon code "MLCQ03DN" cuts the price to $19.99. With free shipping, that's tied with our November mention and the lowest total price we could find by $8. It features a max speed of 150Mbps, dual 7dBi dipole antennae, operating distance of up to one mile, purported 6x signal strength, and support for WEP, WPA2, and WPA-PSK encryption. Deal ends January 5.