Newegg offers the refurbished Netgear 802.11n Wireless Range Extender, model no. WN3000RP-100NAR, for $29.49. Coupon code "AFEX032715" cuts it to $25.07. With free shipping, that's $4 under our mention from last spring and the lowest total price we've seen. (It's a current low for a refurb by $2.) Features include WPA2-PSK, WPS, and WEP encryption and two external antennae. Deal ends April 2.
A 90-day warranty applies, but it's unclear who backs it.