This one seems like the best value. It has a filtered plug so it is ideal for plugging in directly to your router.   These TP-Links devices are a good value as well. They offer more options: Refer here to TP-Links product FAQ: www.tp-link.com/en/artic…          $30 used you still get Prime shipping. | 3 for $40 Read more about How to extend your network 300 meters over your electrical system without Wifi for $30[…]