A Wireless N router simply uses different types of Hardware, the exact piece is called a N Connector. This allows for the router to not only put out a wireless signal, but it also allows for the router to receive wireless signal. This works great for computers that cannot pick up wireless signals normally.
it says it on the router
No.
This is a different type of wireless router which has the capacity of capturing strong signals which are usually far from the regular band commonly used.
They are used for computers and laptops for internet, and other things. Wireless N routers are pretty much the same thing as a regular wireless router.
You can use router of G or N type and the same type wireless adapter. Of course you can use wireless N adapter with G-type router and reverse.
You can buy a N wireless router from sites such as Amazon.com or from your Internet Service Provider. Best Buy also carries wireless N routers in their stores.
Usually they are, you have configure the router for G wireless networks.
The same as with wireless G card and G router.
a lot faster
Yes.
802.11