A Wireless G router provides Wireless access to 802.11g compatible devices
The same as with wireless G card and G router.
No.
Usually they are, you have configure the router for G wireless networks.
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.
The BELKIN Wireless G Router 5X FASTER has a 400ft RANGE.
Rather no than yes. It will work if the router is configured to work in the "G" mode.
a lot faster
There are many places where one can buy a Belkin G wireless router. One can purchase a Belkin G wireless router at popular mass retail stores such as Walmart, Target, or Best Buy.
yes
Yes.
802.11
Yes.