You can get a review on, http://osnews.com/story.php/16906/An-Initial-Analysis-on-the-Apple-iPhone/
Official sites, http://www.apple.com/iphone/ Specs: http://www.apple.com/iphone/technology/specs.html PS. This device has not been authorized as required by the rules of the Federal Communications Commission. This device is not, and may not be, offered for sale or lease, or sold or leased, until authorization is obtained.
