Edimax 300Mbps 802.11n Range Extender for $15 + free shipping
Newegg offers the Edimax 300Mbps 802.11n Range Extender, model no. EW-7438RPn, for $24.99. Coupon code "EMCPDHP64" drops it to $14.99. With free shipping, that's $5 under our March mention and the best price we've seen. (It's also a current price low by $5.) It features WPS encryption, two internal antennae, and signal strength indicator.
2 very similar deals were also reported by some other sources: