Western Digital Outlet offers the factory-refurbished Western Digital Livewire AV Powerline Network Kit for $79.99 plus $5.99 for shipping. That’s a $20 drop and the lowest total price we could find. This wired network solution uses your home’s AC powerlines to carry a broadband Internet signal. It allows you to network up to seven Internet-connected devices such as computers, TVs, game consoles, media players, and network storage drives. A 6-month Western Digital warranty applies.