Apple has already launched iPhone 4S
Tim Cook said the iPhone 4S comes with A5 chip (used in iPad 2) and Retina Display monitor, but with new mechanism of iPhone 4S operation is faster than ever before to 2 times and graphic can run faster up to 7 times. Its battery will provide power up to 8 hours, and can surf the Internet with Wi-Fi up to 9 hours and 3G up to 6 hours. Additionally, iPhone 4S can also switch between the two antennas for signal transmission with better quality as well.
The ability to download faster up to 2 times from the original 7.2Mbps was 14.4Mbps, which is faster like HSDPA or 4G. Additionally, iPhone 4S also supports networks on both GSM and CDMA, resolution 8-megapixel camera (3264 x 2448) high definition 1080p video recording capabilities, and operations with iOS 5 operating system and iCloud. Its abilities are still more than this because the voice command system more efficient called Siri, and when you ask to know the weather, then iPhone 4S will report weather conditions to let you know immediately by voice messaging, or you can speak in order to allow iPhone 4S set the time to wake you tomorrow in the morning. Summary, the new version of the iPhone at this time is iPhone 4S that's exterior design is just slightly different from the iPhone 4, but the internal system is stronger than conventional models to 2 times.