Staples offers the Edimax Ultra-Mini 300Mb/s 802.11n Range Extender, model no. EW-7438RPn Air, for $14.99. Plus, Staples Rewards members bag free shipping. (Not a member? It's free to join.) That's $5 under our January mention and the lowest total price we've seen. (It's a current price low by $13.) It features WPS encryption, two internal antennae, good-night mode, WiFi scheduling, and LED indicators. A free iOS of Android app provides parental controls, network congestion data, and detailed signal strength information. Deal ends September 2.