The world’s fastest 4G mobile phone is on sale for $200 at Amazon, Google and other retailers

Amazon’s 4G phones are the best thing that ever happened to mobile phone prices. The Kindle Fire 4G comes in at $200 and is the only smartphone to do so. It is one of the fastest 4Gs to come to market and also has the widest selection of Amazon devices on the market.The Kindle Touch 4G has …