I bought a duel wireless repeater it sends on both frequency at same time.. My Canon now works in my room.. With my computer(5 GHz) in my kitchen.. The repeater just plugs into a wall.. No need for wires.. And it was only 20 dollars on eBay..
A little secret.. If you can access the settings for your router change channel to 1 or 6 or 11( which ever is not already on) that should help clear most of the congestion..I just changed mine from 1 to 11 and viola it was definitely faster.. Went f...