As one of its daily deals, Newegg offers the TP-LINK 300Mbps 802.11n WiFi Universal Range Extender, model no. TL-WA854RE, for $16.99 with free shipping. That's the lowest total price we could find by $10, although it was $5 less after rebate on Black Friday. It features Ethernet, 64/128/152-bit WEP, and WPA-PSK / WPA2-PSK encryption. Deal ends today.