Goodios via Amazon offers Prime members the Zyxel 600 Mini Powerline AV Gigabit Adapter Starter Kit
, model no. PLA5205KIT, for $24.99
. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $8.64.) That's $5 under our Black Friday week mention and the lowest total price we've seen. (It's the best deal today by $25.) It's backwards compatible with 500Mbps and 200Mbps Powerline adapters and plugs into wall power outlets to expand your home network without running Ethernet cables through the walls.