Newegg offers the TP-LINK 300Mbps 802.11n WiFi Universal Range Extender, model no. TL-WA854RE, for $27.99. Apply coupon code "EMCWPWC48" to drop it to $19.99. With free shipping, that's tied with our mention from a month ago as the lowest total price we could find by $8. It features Ethernet, 64/128/152-bit WEP, and WPA-PSK / WPA2-PSK encryption. coupon ends October 23.