The difference between routers is dismal, pick one which is priced as much as you willing to spend.
And I would certainly pay attention to the advises here when FReepers recommends to skip router if you don’t really need it.
Wireless networks are dramatically less secure.
Looks like it's only good for cutting drywall and small window and door cuts in wood though.
I wonder what the original poster wants to carve?
Maybe he should look for a 120 volt version.