Newegg offers the TP-Link 300Mbps 802.11n Universal Wireless Range Extender for $19.99. Coupon code "EMCRECR62" cuts it to $14.99. With free shipping, that's the lowest price we could find by $5. It extends the range of wireless signals and features Ethernet, 64/128/152-bit WEP, WPA-PSK / WPA2-PSK encryptions, and five indicator lights. Deal ends April 22.