Airplane mode turns off the iPhone cellular, Wi-Fi, Bluetooth, and GPS transmitters and receivers to avoid interfering with aircraft operation. Airplane mode disables many of the iPhone features. In some countries or regions, where allowed by the aircraft operator and applicable laws and regulations, you can turn on Wi-Fi while airplane with following modes.
- Send and Receive E-Mail
- Browse the internet.
- Sync your contacts, calendars, browser bookmarks, and notes (iPhone 3GS or later) ÂÂover the air
- Stream YouTube videos
- Get Stock Quotes.
- Get Map Location
- Get weather Report
- Purchase music and application
You may also be allowed to turn on Bluetooth to use Bluetooth devices with iPhone.This is an what overall information about iPhone 4,stay tune with us for more information on iPhone 4.


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