Dell Home offers the Western Digital Livewire AV Powerline Network Kit, model no. WDBABY0000NBK-NESN, for $79.99. Coupon code "KL480SJ39Q9VCT" cuts it to $71.99. With free shipping, that's the lowest total price we could find by $8. 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. Deal ends October 20.