For its newsletter subscribers only, newegg offers the ZyXEL AV Powerline Wall Mount Ethernet Adapter 2-Pack, model no. PLA4205KIT, for $64.99. Coupon code "EMCWWXM47" cuts it to $49.99. With free shipping, that's tied with our April mention as the lowest total price we've seen for this kit. (It's also a current low by $14.) These adapters use your existing electrical outlets to create a secure high speed building-wide network. They support up to 500Mbps data transfer rates. Deal ends November 10.