newegg offers the ZyXEL PLA407 HomePlug AV Powerline Wall Mount Ethernet Adapter Kit 2-Pack, model no. PLA407KIT, for $39.99 with free shipping. That's $10 under our mention from two weeks ago and the lowest total price we've seen. (It's a current low by $35.) These adapters plug into wall power outlets to expand your home network without running Ethernet cables through the walls. Each supports up to 64 devices with up to 200Mbps data transfer rates.