There is no magic solution to this problem no matter how much software want you to think there is. They do their very best to make claims up front and have lots of conditions hidden in the fine print.
First all this is designed to combine 2 different internet connections. No matter what you do if you only buy say 5m from your ISP you will only get 5m. So if what you are trying to do is use 2 different wireless nic cards to connect to the same router you are wasting your time. Even if you could accomplish that it will give you no benefit since a single wireless is almost always faster than most people internet.
What most this is designed to do is say you have a DSL connection at 3m and a mobile broadband connection at 4m you can...