Try Amazon.com for a wireless router; not only are they reasonably priced - they have a wide variety of different models and brands and prices as well as having customer reviews!
A wireless router can be purchased from Best Buy, or you can find them online at websites like Amazon.com Routers are not difficult to install, but I suggest going to YouTube to see how others install the router you purchase.
it says it on the router
There are many places from which one may purchase a wireless-N router. Some of the more popular places to buy this item would include Amazon and eBay.
No.
Every computer can be wireless with the purchase of 2 items. The router as stated and now a usb wireless adapter. Both can be purchased for less than $150 and will give you coverage in and around your residence. Recommended purchase is the Range max N router from liksys or comparable "N" type router and usb adapters.
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.
EBay would be a good place to start to you are looking to purchase an older model wireless router. CNET has reviews of different wireless router models and recommendations based on performance.
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.
Someone can purchase a Belkin N router from Walmart, Best Buy, Ebay, Amazon, Staples, or Radio Shack. It offers wireless security and reliable coverage for emailing and surfing the Web.
Usually they are, you have configure the router for G wireless networks.
The same as with wireless G card and G router.