Fry's Electronics offers the TRENDnet 500Mbps Powerline AV Ethernet Adapter Kit, model no. TPL-406E2K, for $24.99 with free shipping. (Amazon charges the same price to Prime members.) That's tied with our expired mention from five days ago and the lowest total price we could find now by $15. This plug-and-play Ethernet kit uses your existing electrical outlets to create a secure 500Mbps high-speed building-wide network. Deal ends September 18.