As one of its daily deals, Newegg offers the Edimax 300Mbps 802.11n Range Extender, model no. EW-7438RPn, for $19.99 with free shipping. That's the lowest total price we could find by $4, although we saw it for $3 less in November. It features WPS encryption, two internal antennae, and signal strength indicator. Deal ends January 30.