Subject to a huge amount of press coverage and media hype, the Apple iPhone 4 is now available and promises to lead the way in mobile phone technology.

The iPhone 4 sees advances in both the aesthetics and the technology of its previous models.  A handset is slightly more compact than its predecessors.

One of the most advanced touchscreens available is utilised within the new Apple iPhone 4.  The 3.5 inch TFT capacitive touchscreen can display up to 16M colours beautifully within its pixel layout of 640x 960 pixels.  An array of features makes the screen very versatile and these include multi touch input method, three-axis gyro sensor and accelerometer sensor for auto rotate of the user interface and the onscreen content.  The screen itself is made from scratch-resistant materials protecting it from everyday wear and tear.

Users are alerted to incoming calls and messages thanks to a combination of vibration and ringing with the option to acquire MP3 tracks to utilise ringtones.  Hands free communication is made available thanks to an easy to use speakerphone system along with a 3.5 mm headset Jack which accommodates hands free kits as well as earphones for listening to music files.

As well as featuring the popular Photocall function, if the internal phonebook boasts the ability to store a practically unlimited number of entries and fields.  Plenty of data such as music files and video clips etc can be stored within the handset itself thanks to integrated memory of either 16 GB or 32 GB, depending on the model.  Even the basic version which boasts 16 GB is sure to prove ample for the needs of most users.

The iPhone 4 utilises both 3G coverage and Wi-Fi Technology to provide access to the Internet.  In areas covered by 3G, Internet access is provided courtesy of an HSDPA connection at speeds of up to 7.2 mega bytes per second (along with HSUPA at 5.76 mega bytes per second).   Wi-Fi Technology offers a much faster Internet connection whenever it detects the signals provided by wireless Internet routers.  Video calling is also available over Wi-Fi Networks and offers are much more interactive and personal experience as users can see the person they are talking to on the screen.

An improvement upon the previous iPhone models can be seen within the integrated 5 mega pixel digital camera.  This operates at a pixel resolution of 2592x 1944 pixels offering improved image quality.  The task of taking decent photos is simplified somewhat thanks to the inclusion of Autofocus and touch focus as well as an LED flash whichever comes the obstacle of low lighting conditions. High Definition video footage can be shot using the camera and this is in 720p quality at a rate of 30 frames per second.

The winning combination of pleasing aesthetics with industry leading technology makes it easy to see why the iPhone 4 is set to become one of the most popular mobile phones of all time.

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