Do you have a dead spot in your house where your Wi-fi network doesn't reach well? Then consider using a Powerline kit to transmit data at 200Mbps through your power line. Users have given this system good reviews.
Buy.com has the ZyXEL PLA400 V2 200 Mbps Powerline HomePlug AV Fast Ethernet Adapter for just $30.16 with free shipping after a $20 rebate. That's $20 less than the next lowest price we could find on this model.
NOTE: You will need to buy two of these (sending unit and receiving unit) unless you already have a Powerline adapter.
ZyXELÃ‚Â´s Powerline Series is an access extension solution to have your house completely networked with existing power lines. Thanks to the advanced HomePlug AV Technology, the PLA-400 v2 is capable of transmitting data at up to 200Mbps. It allows you to share network resources and enjoy Internet access through secure high-speed data connection over the house power lines you already have.